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

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


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

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

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

Reorder the terms:
-21 + -16 + 7x + -4x = 2

Combine like terms: -21 + -16 = -37
-37 + 7x + -4x = 2

Combine like terms: 7x + -4x = 3x
-37 + 3x = 2

Solving
-37 + 3x = 2

Solving for variable 'x'.

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

Add '37' to each side of the equation.
-37 + 37 + 3x = 2 + 37

Combine like terms: -37 + 37 = 0
0 + 3x = 2 + 37
3x = 2 + 37

Combine like terms: 2 + 37 = 39
3x = 39

Divide each side by '3'.
x = 13

Simplifying
x = 13

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