-3(1+5n)-5(-5m-7)=78

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Solution for -3(1+5n)-5(-5m-7)=78 equation:


Simplifying
-3(1 + 5n) + -5(-5m + -7) = 78
(1 * -3 + 5n * -3) + -5(-5m + -7) = 78
(-3 + -15n) + -5(-5m + -7) = 78

Reorder the terms:
-3 + -15n + -5(-7 + -5m) = 78
-3 + -15n + (-7 * -5 + -5m * -5) = 78
-3 + -15n + (35 + 25m) = 78

Reorder the terms:
-3 + 35 + 25m + -15n = 78

Combine like terms: -3 + 35 = 32
32 + 25m + -15n = 78

Solving
32 + 25m + -15n = 78

Solving for variable 'm'.

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

Add '-32' to each side of the equation.
32 + 25m + -32 + -15n = 78 + -32

Reorder the terms:
32 + -32 + 25m + -15n = 78 + -32

Combine like terms: 32 + -32 = 0
0 + 25m + -15n = 78 + -32
25m + -15n = 78 + -32

Combine like terms: 78 + -32 = 46
25m + -15n = 46

Add '15n' to each side of the equation.
25m + -15n + 15n = 46 + 15n

Combine like terms: -15n + 15n = 0
25m + 0 = 46 + 15n
25m = 46 + 15n

Divide each side by '25'.
m = 1.84 + 0.6n

Simplifying
m = 1.84 + 0.6n

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