7(x+3)-2(2x+4)=16

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Solution for 7(x+3)-2(2x+4)=16 equation:


Simplifying
7(x + 3) + -2(2x + 4) = 16

Reorder the terms:
7(3 + x) + -2(2x + 4) = 16
(3 * 7 + x * 7) + -2(2x + 4) = 16
(21 + 7x) + -2(2x + 4) = 16

Reorder the terms:
21 + 7x + -2(4 + 2x) = 16
21 + 7x + (4 * -2 + 2x * -2) = 16
21 + 7x + (-8 + -4x) = 16

Reorder the terms:
21 + -8 + 7x + -4x = 16

Combine like terms: 21 + -8 = 13
13 + 7x + -4x = 16

Combine like terms: 7x + -4x = 3x
13 + 3x = 16

Solving
13 + 3x = 16

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 + 3x = 16 + -13

Combine like terms: 13 + -13 = 0
0 + 3x = 16 + -13
3x = 16 + -13

Combine like terms: 16 + -13 = 3
3x = 3

Divide each side by '3'.
x = 1

Simplifying
x = 1

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