Graph the system of inequalities.x + y ? 9x + y ? 5y ? 0x ? 0

A.

B.

C.

D.


Answer: A

Mathematics

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Find the solution set for the equation.|7s - 8| = |s + 7|

A. {}
B. {- , - }
C. {, - }
D. ?

Mathematics

Solve the application. Write the following number in standard form.A computer can do one calculation in 1.4 × 10-7 seconds.

A. 0.000014 B. 14,000,000 C. 0.00000014 D. 0.000000014

Mathematics

Find the exact value of the expression.

A.
B. 2
C.
D.

Mathematics

Solve equation by using the quadratic formula.3x2 - 4x = 7

A. x = , 0
B. x = , -1
C. x = , -1
D. x = , 1

Mathematics