7x+8(x-3)=-9

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Solution for 7x+8(x-3)=-9 equation:


Simplifying
7x + 8(x + -3) = -9

Reorder the terms:
7x + 8(-3 + x) = -9
7x + (-3 * 8 + x * 8) = -9
7x + (-24 + 8x) = -9

Reorder the terms:
-24 + 7x + 8x = -9

Combine like terms: 7x + 8x = 15x
-24 + 15x = -9

Solving
-24 + 15x = -9

Solving for variable 'x'.

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

Add '24' to each side of the equation.
-24 + 24 + 15x = -9 + 24

Combine like terms: -24 + 24 = 0
0 + 15x = -9 + 24
15x = -9 + 24

Combine like terms: -9 + 24 = 15
15x = 15

Divide each side by '15'.
x = 1

Simplifying
x = 1

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