3(x+5)-15=-4(x-3)+51

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Solution for 3(x+5)-15=-4(x-3)+51 equation:


Simplifying
3(x + 5) + -15 = -4(x + -3) + 51

Reorder the terms:
3(5 + x) + -15 = -4(x + -3) + 51
(5 * 3 + x * 3) + -15 = -4(x + -3) + 51
(15 + 3x) + -15 = -4(x + -3) + 51

Reorder the terms:
15 + -15 + 3x = -4(x + -3) + 51

Combine like terms: 15 + -15 = 0
0 + 3x = -4(x + -3) + 51
3x = -4(x + -3) + 51

Reorder the terms:
3x = -4(-3 + x) + 51
3x = (-3 * -4 + x * -4) + 51
3x = (12 + -4x) + 51

Reorder the terms:
3x = 12 + 51 + -4x

Combine like terms: 12 + 51 = 63
3x = 63 + -4x

Solving
3x = 63 + -4x

Solving for variable 'x'.

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

Add '4x' to each side of the equation.
3x + 4x = 63 + -4x + 4x

Combine like terms: 3x + 4x = 7x
7x = 63 + -4x + 4x

Combine like terms: -4x + 4x = 0
7x = 63 + 0
7x = 63

Divide each side by '7'.
x = 9

Simplifying
x = 9

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