Algebra Exam Bundle (Graded A+)

y= -4x + 8 y= 2x - 4 graph - Answers-(2,0) y= 4x + 7 -8x + 2y = 14 w/o graphing show how many solutions - Answers-14=14 (infinitely many solutions) y= 2x - 9 x + 3y = 8 substitution - Answers-(5,1) 3y + 2x = 4 2x + y = -7 substitution - Answers-(-6.25,5.5) Your teacher is...

linear equation - Answers-An equation that can be written as a1x1 + a2x2 + ... = b; a1, a2, etc. are real or complex numbers known in advance consistent system - Answers-Has one or infinitely many solutions inconsistent system - Answers-Has no solution leading entry - Answers-Leftmost non-z...

variable - Answers-a letter or symbol that represents a quantity that can change. constant - Answers-a quantity that does no t change algebraic expression - Answers-an expression that contains one or more variables and may contain operation symbols evaluate - Answers-substitute a number for...

Natural Numbers (Counting Numbers) - Answers-1, 2, 3, 4, 5, 6, 7, 8, 9, etc. Whole numbers that are not negative. Integers - Answers--3, -2, -1, 0, 1, 2, 3, etc. These are the natural numbers, their additive inverses (negatives), and 0. Rational Numbers - Answers-2/1, 1/3, (-1/4), 22/7, ...

Al is taller than Bob, and Bob is taller than Carl. Which Property would you use to prove That Al is taller than Carl? - Answers-Transitive Select the property of equality used to arrive at the conclusion. If 5x = 20 then x =4 - Answers-the division property of equality Select the property o...

equation - Answers-A mathematical sentence that contains an equals sign. expression - Answers-expression a number, or it is any combination of sums, differences, products or divisions of numbers that evaluates to a number inverse - Answers-opposite variable - Answers-A letter used to repres...

VARIABLE 1) A variable is 2) T/F: A variable can have more than one value - Answers-1) An unknown quantity whose value may change 2) True COEFFICIENT 1) A coefficient is? 2) T/F: A coefficient cannot change its value - Answers-1) A constant multiplier of a variable. 2) True TERM 1) A te...

A proportion is an equation that states two _____ are equal. - Answers-ratios The extremes in the proportion 3/4=15/20 are - Answers-3 and 20 All of the following proportions are equivalent except - Answers-a/d=c/b 1:2 = 4:8 The product of both the means and the extremes is - Answers-8 ...

15g= -180 - Answers-g= -12 4.2b= -3.36 - Answers-b= -0.8 y−(-1.5)=-3.2 - Answers-y= -4.7 -7² +12÷6−4x(-7) - Answers--243 (-12.6)x(.06) - Answers--0.7560 2/3²x(-2)−2x6 - Answers--12 and 8/9 ⅔+⅛+⅜=⅜+⅛+⅔ What property is used? - Answers-Commutive property What ...

√2 √18 - Answers-6 √8 ------ √18 - Answers-12 ------ 18 4y+2x=3 - Answers-x=1.5, y=0, x=0, y=0.75 (multiple solutions possible) 10 ------ √5 - Answers-2√5 (slope int from two points) (0,1) , (3,-8) - Answers--3 Y=-------x+1 9 (inequality applications)Local pizzer...

Match the given factor with its perfect square: - Answers-1-1, 2-4, 3-9, 4-16, 5-25, 6-36, 7-49, 8-64, 9-81, 10-100, 11-121, 12-144 Factor completely and then place the factors in the proper location on the grid. 25a2 - 30a + 9 - Answers-(5a - 3) 2 Factor completely and then place the factors...

Use the expression 5x + 2 3 to match the following vocabulary words. 1. coefficient 2. variable 3. exponent 4. base - Answers-1. 5 2. x 3. 3 4. 2 Simplify 8 cubed (3) - Answers-512 Evaluate y to the 5th power for y = 1. - Answers-1 Evaluate A squared for A = 2.3. - Answers-5.29 ...

(2,1) (0,1) - Answers-0 (3,2) (3,9) - Answers-Undefined (4,2) (5,3) - Answers-1 Slope - Answers-The steepness of a line Y-Intercept - Answers-Where a line crosses the y-axis Positive Slope - Answers-A line that goes up to the right Negative Slope - Answers-A line that goes up to th...

Absolute Value - Answers-The distance a number is from zero on a number line Additive Inverse - Answers-The opposite of a number Algebraic Expression - Answers-A phrase that can use numbers, variables, and operation symbols Arithmetic Sequence - Answers-A number sequence formed by adding a ...