3(2x+7)-2(x+4)=

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Solution for 3(2x+7)-2(x+4)= equation:


Simplifying
3(2x + 7) + -2(x + 4) = 0

Reorder the terms:
3(7 + 2x) + -2(x + 4) = 0
(7 * 3 + 2x * 3) + -2(x + 4) = 0
(21 + 6x) + -2(x + 4) = 0

Reorder the terms:
21 + 6x + -2(4 + x) = 0
21 + 6x + (4 * -2 + x * -2) = 0
21 + 6x + (-8 + -2x) = 0

Reorder the terms:
21 + -8 + 6x + -2x = 0

Combine like terms: 21 + -8 = 13
13 + 6x + -2x = 0

Combine like terms: 6x + -2x = 4x
13 + 4x = 0

Solving
13 + 4x = 0

Solving for variable 'x'.

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

Add '-13' to each side of the equation.
13 + -13 + 4x = 0 + -13

Combine like terms: 13 + -13 = 0
0 + 4x = 0 + -13
4x = 0 + -13

Combine like terms: 0 + -13 = -13
4x = -13

Divide each side by '4'.
x = -3.25

Simplifying
x = -3.25

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