7.50+1.35x=12.90

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Solution for 7.50+1.35x=12.90 equation: 


Simplifying
7.50 + 1.35x = 12.90

Solving
7.50 + 1.35x = 12.90

Solving for variable 'x'.

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

Add '-7.50' to each side of the equation.
7.50 + -7.50 + 1.35x = 12.90 + -7.50

Combine like terms: 7.50 + -7.50 = 0.00
0.00 + 1.35x = 12.90 + -7.50
1.35x = 12.90 + -7.50

Combine like terms: 12.90 + -7.50 = 5.4
1.35x = 5.4

Divide each side by '1.35'.
x = 4

Simplifying
x = 4

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