7(2-d)=42

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Solution for 7(2-d)=42 equation:


Simplifying
7(2 + -1d) = 42
(2 * 7 + -1d * 7) = 42
(14 + -7d) = 42

Solving
14 + -7d = 42

Solving for variable 'd'.

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

Add '-14' to each side of the equation.
14 + -14 + -7d = 42 + -14

Combine like terms: 14 + -14 = 0
0 + -7d = 42 + -14
-7d = 42 + -14

Combine like terms: 42 + -14 = 28
-7d = 28

Divide each side by '-7'.
d = -4

Simplifying
d = -4

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