5(f-13)+2(f-25)=11

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Solution for 5(f-13)+2(f-25)=11 equation:


Simplifying
5(f + -13) + 2(f + -25) = 11

Reorder the terms:
5(-13 + f) + 2(f + -25) = 11
(-13 * 5 + f * 5) + 2(f + -25) = 11
(-65 + 5f) + 2(f + -25) = 11

Reorder the terms:
-65 + 5f + 2(-25 + f) = 11
-65 + 5f + (-25 * 2 + f * 2) = 11
-65 + 5f + (-50 + 2f) = 11

Reorder the terms:
-65 + -50 + 5f + 2f = 11

Combine like terms: -65 + -50 = -115
-115 + 5f + 2f = 11

Combine like terms: 5f + 2f = 7f
-115 + 7f = 11

Solving
-115 + 7f = 11

Solving for variable 'f'.

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

Add '115' to each side of the equation.
-115 + 115 + 7f = 11 + 115

Combine like terms: -115 + 115 = 0
0 + 7f = 11 + 115
7f = 11 + 115

Combine like terms: 11 + 115 = 126
7f = 126

Divide each side by '7'.
f = 18

Simplifying
f = 18

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