Cancel equal terms on both sides of the expression
−8x=−4x
Add or subtract both sides
−8x−(−4x)=0
Subtract the terms
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Evaluate
−8x−(−4x)
Collect like terms by calculating the sum or difference of their coefficients
(−8−(−4))x
Subtract the terms
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Evaluate
−8−(−4)
If a negative sign or a subtraction symbol appears outside parentheses, remove the parentheses and change the sign of every term within the parentheses
Algebra
Calculus
Trigonometry
Matrix