7x+3(-5x+3)=-9

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Solution for 7x+3(-5x+3)=-9 equation:


Simplifying
7x + 3(-5x + 3) = -9

Reorder the terms:
7x + 3(3 + -5x) = -9
7x + (3 * 3 + -5x * 3) = -9
7x + (9 + -15x) = -9

Reorder the terms:
9 + 7x + -15x = -9

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

Solving
9 + -8x = -9

Solving for variable 'x'.

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

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

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

Combine like terms: -9 + -9 = -18
-8x = -18

Divide each side by '-8'.
x = 2.25

Simplifying
x = 2.25

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