7+3(x-4)-10=15

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Solution for 7+3(x-4)-10=15 equation:


Simplifying
7 + 3(x + -4) + -10 = 15

Reorder the terms:
7 + 3(-4 + x) + -10 = 15
7 + (-4 * 3 + x * 3) + -10 = 15
7 + (-12 + 3x) + -10 = 15

Reorder the terms:
7 + -12 + -10 + 3x = 15

Combine like terms: 7 + -12 = -5
-5 + -10 + 3x = 15

Combine like terms: -5 + -10 = -15
-15 + 3x = 15

Solving
-15 + 3x = 15

Solving for variable 'x'.

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

Add '15' to each side of the equation.
-15 + 15 + 3x = 15 + 15

Combine like terms: -15 + 15 = 0
0 + 3x = 15 + 15
3x = 15 + 15

Combine like terms: 15 + 15 = 30
3x = 30

Divide each side by '3'.
x = 10

Simplifying
x = 10

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