7+4d=10+d

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Solution for 7+4d=10+d equation:


Simplifying
7 + 4d = 10 + d

Solving
7 + 4d = 10 + d

Solving for variable 'd'.

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

Add '-1d' to each side of the equation.
7 + 4d + -1d = 10 + d + -1d

Combine like terms: 4d + -1d = 3d
7 + 3d = 10 + d + -1d

Combine like terms: d + -1d = 0
7 + 3d = 10 + 0
7 + 3d = 10

Add '-7' to each side of the equation.
7 + -7 + 3d = 10 + -7

Combine like terms: 7 + -7 = 0
0 + 3d = 10 + -7
3d = 10 + -7

Combine like terms: 10 + -7 = 3
3d = 3

Divide each side by '3'.
d = 1

Simplifying
d = 1

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