Identify Like Terms: Identify like terms in the expression 5y−2y−6y+8y. Like terms are terms that contain the same variable raised to the same power. In this case, all terms are like terms because they all contain the variable y raised to the first power.
Combine Like Terms: Combine the like terms by adding or subtracting the coefficients. 5y−2y−6y+8y=(5−2−6+8)y
Perform Arithmetic Operations: Perform the arithmetic operations on the coefficients.(5−2−6+8)y=(3−6+8)y=(−3+8)y=5y
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