Question
Solve the equation
a=0
Evaluate
12a−16a=−8a
Subtract the terms
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Evaluate
12a−16a
Collect like terms by calculating the sum or difference of their coefficients
(12−16)a
Subtract the numbers
−4a
−4a=−8a
Add or subtract both sides
−4a−(−8a)=0
Subtract the terms
More Steps

Evaluate
−4a−(−8a)
Collect like terms by calculating the sum or difference of their coefficients
(−4−(−8))a
Subtract the terms
More Steps

Evaluate
−4−(−8)
If a negative sign or a subtraction symbol appears outside parentheses, remove the parentheses and change the sign of every term within the parentheses
−4+8
Add the numbers
4
4a
4a=0
Solution
a=0
Show Solution
