15(x-3)=7x-9

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Solution for 15(x-3)=7x-9 equation:


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

Reorder the terms:
15(-3 + x) = 7x + -9
(-3 * 15 + x * 15) = 7x + -9
(-45 + 15x) = 7x + -9

Reorder the terms:
-45 + 15x = -9 + 7x

Solving
-45 + 15x = -9 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
-45 + 15x + -7x = -9 + 7x + -7x

Combine like terms: 15x + -7x = 8x
-45 + 8x = -9 + 7x + -7x

Combine like terms: 7x + -7x = 0
-45 + 8x = -9 + 0
-45 + 8x = -9

Add '45' to each side of the equation.
-45 + 45 + 8x = -9 + 45

Combine like terms: -45 + 45 = 0
0 + 8x = -9 + 45
8x = -9 + 45

Combine like terms: -9 + 45 = 36
8x = 36

Divide each side by '8'.
x = 4.5

Simplifying
x = 4.5

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