1.3(7+x)=91

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Solution for 1.3(7+x)=91 equation: 


Simplifying
1.3(7 + x) = 91
(7 * 1.3 + x * 1.3) = 91
(9.1 + 1.3x) = 91

Solving
9.1 + 1.3x = 91

Solving for variable 'x'.

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

Add '-9.1' to each side of the equation.
9.1 + -9.1 + 1.3x = 91 + -9.1

Combine like terms: 9.1 + -9.1 = 0.0
0.0 + 1.3x = 91 + -9.1
1.3x = 91 + -9.1

Combine like terms: 91 + -9.1 = 81.9
1.3x = 81.9

Divide each side by '1.3'.
x = 63

Simplifying
x = 63

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