Subtract. Write a mixed numeral for the answer.15 - 7

A. 5
B. 7
C. 8
D. 8


Answer: D

Mathematics

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Perform the indicated operation.(1.2z + 10) + (0.6z - 6)

A. 1.8z + 4 B. 1.8z2 + 4 C. 18z - 4 D. 72z2 - 59

Mathematics

Write an equation for a function whose graph fits the given description.The graph of f(x) = x2 is vertically stretched by a factor of 4, and the resulting graph is reflected across the x-axis.

A. f(x) = (x - 4)2 B. f(x) = -4x2 C. f(x) = 4x2 D. f(x) = 4(x - 4)x2

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Solve the system by graphing.-3 = 3x - yy = 3x

A. (0, -3) B. (-3, 0) C. No solution D. Infinitely many solutions

Mathematics

Classify the angle as acute, right, straight or obtuse.

A. obtuse B. straight C. acute D. right

Mathematics