7+2(d-3)=-9

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Solution for 7+2(d-3)=-9 equation:


Simplifying
7 + 2(d + -3) = -9

Reorder the terms:
7 + 2(-3 + d) = -9
7 + (-3 * 2 + d * 2) = -9
7 + (-6 + 2d) = -9

Combine like terms: 7 + -6 = 1
1 + 2d = -9

Solving
1 + 2d = -9

Solving for variable 'd'.

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

Add '-1' to each side of the equation.
1 + -1 + 2d = -9 + -1

Combine like terms: 1 + -1 = 0
0 + 2d = -9 + -1
2d = -9 + -1

Combine like terms: -9 + -1 = -10
2d = -10

Divide each side by '2'.
d = -5

Simplifying
d = -5

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