WGU C955 - Module 3.docx

Identify the number of terms and the coefficient for the x term in the expression: 4x−3y+7 a Terms: 2 ; Coefficient: −3 b Terms: 2 ; Coefficient: 4 c Terms: 3 ; Coefficient: −3 d Terms: 3 ; Coefficient: 4 - correct answer Terms: 3 ; Coefficient: 4 What is the equation of the graph in slope-intercept form? {{ A graph of a line moving up and to the right that passes through (0,-1) and (1,2). }} a y=−3x−1 b y=3x−1 c y=3x+1 d y=−3x+1 - correct answer y=3x-1 Solve for x in the following equation: 10+2x = 6−2x a −4 b −1 c 1 d 4 - correct answer -1 Solve for x in the following inequality: x -4 a x−4 b x−4 c x−1 d x−1 - correct answer x-4 Please simplify the expression with a fraction: 1/3(9x−3) a 3x−1 b 3x−3 c 9x−1 d 9x−3 - correct answer 3x-1 Simplify the expression: 3x(2x+3y−4) a 6x^2+3y−12x b 6x^2+3y−4 c 6x^2+9xy−4 d 6x^2+9xy−12x - correct answer 6x^2+9xy−12x The equation for the revenue of a business is Net Income = Revenue − (Cost of Goods + Wages + Equipment). Find the amount of the Revenue if the Equipment is $7.50 , Wages are $10.00 , Cost of Goods is $12 , and Net Income is $40 . a $10.50 b $29.50 c $50.50 d $69.50 - correct answer $69.50 Please evaluate the following exponential expression: 4^3 is equal to a 3*3*3 b 3*3*3*3 c 4*4*4 d 4*4*4*4 - correct answer 4*4*4 Evaluate the expression: 4−3x−8 when x=−2 a 10 b −2 c 2 d −10 - correct answer 2 Graph the inequality y−x+3 . a There's a dotted line passing through the points (0,3) and (1,4) with the area above and to the left of the line shaded b There's a dotted line passing through the points (3,0) and (4,1) with the area above and to the left of the line shaded. c There's a dotted line passing through the points (0,1) and (1,0) with the area above and to the right of the line shaded. d There's a dotted line passing through the points (0,3) and (1,2) with the area above and to the right of the line shaded. - correct answer There's a dotted line passing through the points (0,3) and (1,2) with the area above and to the right of the line shaded. What are the coordinates of point A ? {{ Graph with A to the left of Y-0 and above X-0, B to the left of Y-0 and below X-0, C to the right of Y-0 and below X-0 and D to the right of Y-0 and above X-0 }} a (−3,−2) b (−3,2) c (3,−2) d (3,2) - correct answer (-3,2) Solve for x in the following equation: 18=6−2(x+6) a −12 b −6 c −3 d 0 - correct answer -12 Solve for x in the following equation: 4x+12=4 a −4 b −2 c 2 d 4 - correct answer -2 Evaluate the expression: ab+ac+4 when a=2 , b=−1 , c=−3 a −8 b −4 c 4 d 8 - correct answer -4 What is the slope of the linear equation below: −3x+2y−4=0 a −3/2 b −2/3 c 2/3 d 3/2 - correct answer 3/2 Solve for a in the following equation: −28=a−11 a −39 b −17 c 17 d 39 - correct answer -17 Simplify the expression: 8y^2+12y−6y^2+4y+7−8 a −2y^2+16y−1 b −2y^2+16y+1 c 2y^2+16y−1 d 2y^2+16y+1 - correct answer 2y^2+16y-1 Please evaluate the following: Solve for j : 3/4j=5/9 a 5/12 b 4/9 c 20/27 d 27/20 - correct answer 20/27 If 2y+4=−4y−2 , then a y=−3 b y=−1 c y=13 d y=3 - correct answer y=−1 Simplify the expression: 7a−8a+10a a −5a b 9a c 11a d 25a - correct answer 9a Simplify the expression: −4x(2x−5y−1) a −8x^2−5y−1 b −8x^2+5y+1 c −8x^2+20xy−4x d −8x^2+20xy+4x - correct answer −8x^2+20xy+4x Solve for x in the following equation: 6−7x=−6x+7 a −13 b −1 c 1 d 13 - correct answer -1 Simplify the expression with a fraction: 1/5(15x−10) a 15x−10 b 3x−10 c 15x−2 d 3x−2 - correct answer 3x−2 Solve for x in the following equation: