-7-3(1-9f)=31

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Solution for -7-3(1-9f)=31 equation:


Simplifying
-7 + -3(1 + -9f) = 31
-7 + (1 * -3 + -9f * -3) = 31
-7 + (-3 + 27f) = 31

Combine like terms: -7 + -3 = -10
-10 + 27f = 31

Solving
-10 + 27f = 31

Solving for variable 'f'.

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

Add '10' to each side of the equation.
-10 + 10 + 27f = 31 + 10

Combine like terms: -10 + 10 = 0
0 + 27f = 31 + 10
27f = 31 + 10

Combine like terms: 31 + 10 = 41
27f = 41

Divide each side by '27'.
f = 1.518518519

Simplifying
f = 1.518518519

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