7x+4(-3x+21)=34

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Solution for 7x+4(-3x+21)=34 equation:


Simplifying
7x + 4(-3x + 21) = 34

Reorder the terms:
7x + 4(21 + -3x) = 34
7x + (21 * 4 + -3x * 4) = 34
7x + (84 + -12x) = 34

Reorder the terms:
84 + 7x + -12x = 34

Combine like terms: 7x + -12x = -5x
84 + -5x = 34

Solving
84 + -5x = 34

Solving for variable 'x'.

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

Add '-84' to each side of the equation.
84 + -84 + -5x = 34 + -84

Combine like terms: 84 + -84 = 0
0 + -5x = 34 + -84
-5x = 34 + -84

Combine like terms: 34 + -84 = -50
-5x = -50

Divide each side by '-5'.
x = 10

Simplifying
x = 10

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