(5x-3)+(3x-4)=18

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Solution for (5x-3)+(3x-4)=18 equation:


Simplifying
(5x + -3) + (3x + -4) = 18

Reorder the terms:
(-3 + 5x) + (3x + -4) = 18

Remove parenthesis around (-3 + 5x)
-3 + 5x + (3x + -4) = 18

Reorder the terms:
-3 + 5x + (-4 + 3x) = 18

Remove parenthesis around (-4 + 3x)
-3 + 5x + -4 + 3x = 18

Reorder the terms:
-3 + -4 + 5x + 3x = 18

Combine like terms: -3 + -4 = -7
-7 + 5x + 3x = 18

Combine like terms: 5x + 3x = 8x
-7 + 8x = 18

Solving
-7 + 8x = 18

Solving for variable 'x'.

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

Add '7' to each side of the equation.
-7 + 7 + 8x = 18 + 7

Combine like terms: -7 + 7 = 0
0 + 8x = 18 + 7
8x = 18 + 7

Combine like terms: 18 + 7 = 25
8x = 25

Divide each side by '8'.
x = 3.125

Simplifying
x = 3.125

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