4(x-3)+5x=3(x+5)+15

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Solution for 4(x-3)+5x=3(x+5)+15 equation:


Simplifying
4(x + -3) + 5x = 3(x + 5) + 15

Reorder the terms:
4(-3 + x) + 5x = 3(x + 5) + 15
(-3 * 4 + x * 4) + 5x = 3(x + 5) + 15
(-12 + 4x) + 5x = 3(x + 5) + 15

Combine like terms: 4x + 5x = 9x
-12 + 9x = 3(x + 5) + 15

Reorder the terms:
-12 + 9x = 3(5 + x) + 15
-12 + 9x = (5 * 3 + x * 3) + 15
-12 + 9x = (15 + 3x) + 15

Reorder the terms:
-12 + 9x = 15 + 15 + 3x

Combine like terms: 15 + 15 = 30
-12 + 9x = 30 + 3x

Solving
-12 + 9x = 30 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
-12 + 9x + -3x = 30 + 3x + -3x

Combine like terms: 9x + -3x = 6x
-12 + 6x = 30 + 3x + -3x

Combine like terms: 3x + -3x = 0
-12 + 6x = 30 + 0
-12 + 6x = 30

Add '12' to each side of the equation.
-12 + 12 + 6x = 30 + 12

Combine like terms: -12 + 12 = 0
0 + 6x = 30 + 12
6x = 30 + 12

Combine like terms: 30 + 12 = 42
6x = 42

Divide each side by '6'.
x = 7

Simplifying
x = 7

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