-5=20+5(7+d)

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Solution for -5=20+5(7+d) equation:


Simplifying
-5 = 20 + 5(7 + d)
-5 = 20 + (7 * 5 + d * 5)
-5 = 20 + (35 + 5d)

Combine like terms: 20 + 35 = 55
-5 = 55 + 5d

Solving
-5 = 55 + 5d

Solving for variable 'd'.

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

Add '-5d' to each side of the equation.
-5 + -5d = 55 + 5d + -5d

Combine like terms: 5d + -5d = 0
-5 + -5d = 55 + 0
-5 + -5d = 55

Add '5' to each side of the equation.
-5 + 5 + -5d = 55 + 5

Combine like terms: -5 + 5 = 0
0 + -5d = 55 + 5
-5d = 55 + 5

Combine like terms: 55 + 5 = 60
-5d = 60

Divide each side by '-5'.
d = -12

Simplifying
d = -12

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