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Chapter 2: Q5 (page 40)

Justify each statement with a property from algebra or property of congruence.

If 5y=−20then y=−4.

Short Answer

Expert verified

From the property of Algebra, it is proved that y=−4.

Step by step solution

01

Step 1. Apply division property of algebra.

If a=band c≠0, then ac=bc.

02

Step 2. Description of step.

Divide each side of the equation, 5y=−20by 5.

5y5=−205

03

Step 3. Description of step.

Simplify the equation mentioned in step 2 to find the value of y.

y=−4

Therefore, the value of y is−4 .

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