9x-4(2x+5)=-15

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Solution for 9x-4(2x+5)=-15 equation:


Simplifying
9x + -4(2x + 5) = -15

Reorder the terms:
9x + -4(5 + 2x) = -15
9x + (5 * -4 + 2x * -4) = -15
9x + (-20 + -8x) = -15

Reorder the terms:
-20 + 9x + -8x = -15

Combine like terms: 9x + -8x = 1x
-20 + 1x = -15

Solving
-20 + 1x = -15

Solving for variable 'x'.

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

Add '20' to each side of the equation.
-20 + 20 + 1x = -15 + 20

Combine like terms: -20 + 20 = 0
0 + 1x = -15 + 20
1x = -15 + 20

Combine like terms: -15 + 20 = 5
1x = 5

Divide each side by '1'.
x = 5

Simplifying
x = 5

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