Solve the equation.x2 + 16x + 64 = 0
A. 8
B. -8
C. -9, -7
D. 0, 8
Answer: B
Mathematics
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Match the equation with the appropriate graph.y = 
x + 3
A. 
B. 
C. 
D. 
Mathematics
Write an equation to describe the variation. Use k for the constant of proportionality.x varies directly as the square of y and inversely as z.
A. x = ky2z
B. x = 
C. x = 
D. x = k + y2 - z2
Mathematics
Supply the missing numbers. Round any decimal to the nearest thousandth and percent to the nearest tenth of a percent if necessary.fractiondecimalpercent?0.75
A. 
; 75%
B. 
; 7.5%
C. 
; 7.5%
D. 
; 75%
Mathematics
Find the sum or difference.-6.619 + (-3.449)
A. -10.068 B. 10.068 C. 3.17 D. 22.829
Mathematics