43-3d=4+9

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Solution for 43-3d=4+9 equation: 


Simplifying
43 + -3d = 4 + 9

Combine like terms: 4 + 9 = 13
43 + -3d = 13

Solving
43 + -3d = 13

Solving for variable 'd'.

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

Add '-43' to each side of the equation.
43 + -43 + -3d = 13 + -43

Combine like terms: 43 + -43 = 0
0 + -3d = 13 + -43
-3d = 13 + -43

Combine like terms: 13 + -43 = -30
-3d = -30

Divide each side by '-3'.
d = 10

Simplifying
d = 10

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