5I+5(I-31)=55

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Solution for 5I+5(I-31)=55 equation:


Simplifying
5I + 5(I + -31) = 55

Reorder the terms:
5I + 5(-31 + I) = 55
5I + (-31 * 5 + I * 5) = 55
5I + (-155 + 5I) = 55

Reorder the terms:
-155 + 5I + 5I = 55

Combine like terms: 5I + 5I = 10I
-155 + 10I = 55

Solving
-155 + 10I = 55

Solving for variable 'I'.

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

Add '155' to each side of the equation.
-155 + 155 + 10I = 55 + 155

Combine like terms: -155 + 155 = 0
0 + 10I = 55 + 155
10I = 55 + 155

Combine like terms: 55 + 155 = 210
10I = 210

Divide each side by '10'.
I = 21

Simplifying
I = 21

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