4x+5x-7=38

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Solution for 4x+5x-7=38 equation: 


Simplifying
4x + 5x + -7 = 38

Reorder the terms:
-7 + 4x + 5x = 38

Combine like terms: 4x + 5x = 9x
-7 + 9x = 38

Solving
-7 + 9x = 38

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 + 9x = 38 + 7

Combine like terms: -7 + 7 = 0
0 + 9x = 38 + 7
9x = 38 + 7

Combine like terms: 38 + 7 = 45
9x = 45

Divide each side by '9'.
x = 5

Simplifying
x = 5

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