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Chapter 2: Q9. (page 145)

Solve each equation. Check your solutions.

5y-4=9y+8

Short Answer

Expert verified

They=−3 is the solution of the given equation.

Step by step solution

01

Step 1. Given information.

We have an equation 5y-4=9y+8.

To find the solution of the given equation and check the solution.

02

Step 2. Calculation.

Solving the given equation:

5y-4=9y+8⇒5y−9y=8+4⇒−4y=12⇒y=−3

03

Step 3. Check the Solution.

We substitute they=−3 in the given equation.

5y−4=9y+8⇒5(−3)−4=9(−3)+8⇒−15−4=−27+8⇒−19=−19⇒L.H.S.=R.H.S.

Hence, they=−3 is the solution of the given equation.

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