3x+5x-7=49

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Solution for 3x+5x-7=49 equation: 


Simplifying
3x + 5x + -7 = 49

Reorder the terms:
-7 + 3x + 5x = 49

Combine like terms: 3x + 5x = 8x
-7 + 8x = 49

Solving
-7 + 8x = 49

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 = 49 + 7

Combine like terms: -7 + 7 = 0
0 + 8x = 49 + 7
8x = 49 + 7

Combine like terms: 49 + 7 = 56
8x = 56

Divide each side by '8'.
x = 7

Simplifying
x = 7

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