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Question
8d+7=6d+25
Solve the equation
d=9
Evaluate
8d+7=6d+25
Move the expression to the left side
8d+7-6d=25
Move the expression to the right side
8d-6d=25-7
Add and subtract
More Steps
Evaluate
8d-6d
Collect like terms by calculating the sum or difference of their coefficients
\left(8-6\right)d
Subtract the numbers
2d
2d=25-7
Add and subtract
2d=18
Divide both sides
\frac{2d}{2}=\frac{18}{2}
Divide the numbers
d=\frac{18}{2}
Solution
More Steps
Evaluate
\frac{18}{2}
Reduce the numbers
\frac{9}{1}
Calculate
9
d=9
Show Solutions
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