Solve the system by substitution.x + 7y = 0x - 7y = 126

A. {(63, 9)}
B. {(7, -1)}
C. {(-9, 63)}
D. {(63, -9)}


Answer: D

Mathematics

You might also like to view...

Use the commutative and/or associative laws to write a series of steps verifying the given statement.5 + (a + b) is equivalent to b + (5 + a)

What will be an ideal response?

Mathematics

Use the Leading Coefficient Test to determine the end behavior of the polynomial function.f(x) = -3x4 + 2x3 + 5x2 - 5x - 2

A. falls to the left and rises to the right B. falls to the left and falls to the right C. rises to the left and falls to the right D. rises to the left and rises to the right

Mathematics

Multiply.73,637(8000)

A. 589,096,000 B. 589,095,900 C. 589,106,000 D. 589,097,000

Mathematics

Solve the equation.97x + 3 = 27

A.
B.
C.
D.

Mathematics