Algebra
Calculus
Trigonometry
Matrix
Question
Solve the equation
a=5
Evaluate
a−5=2(a−5)
Expand the expression
More Steps
Evaluate
2(a−5)
Apply the distributive property
2a−2×5
Multiply the numbers
2a−10
a−5=2a−10
Move the expression to the left side
a−5−2a=−10
Move the expression to the right side
a−2a=−10+5
Add and subtract
More Steps
Evaluate
a−2a
Collect like terms by calculating the sum or difference of their coefficients
(1−2)a
Subtract the numbers
−a
−a=−10+5
Add and subtract
−a=−5
Solution
a=5
Show Solution
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