9-7x=-4(2x+3)

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Solution for 9-7x=-4(2x+3) equation:


Simplifying
9 + -7x = -4(2x + 3)

Reorder the terms:
9 + -7x = -4(3 + 2x)
9 + -7x = (3 * -4 + 2x * -4)
9 + -7x = (-12 + -8x)

Solving
9 + -7x = -12 + -8x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '8x' to each side of the equation.
9 + -7x + 8x = -12 + -8x + 8x

Combine like terms: -7x + 8x = 1x
9 + 1x = -12 + -8x + 8x

Combine like terms: -8x + 8x = 0
9 + 1x = -12 + 0
9 + 1x = -12

Add '-9' to each side of the equation.
9 + -9 + 1x = -12 + -9

Combine like terms: 9 + -9 = 0
0 + 1x = -12 + -9
1x = -12 + -9

Combine like terms: -12 + -9 = -21
1x = -21

Divide each side by '1'.
x = -21

Simplifying
x = -21

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