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Chapter 2: Q30. (page 112)

Solve the equation.

-3r=87

Short Answer

Expert verified

Solution of given equation is r=-29.

Step by step solution

01

Step-1- Using Division/Multiplication property of equality

-3r=87

Dividing with -3on both sides gives,

-3r-3=87-3r=87-3

02

Step-2- Solving for value of r

Simplify the expression on right side.

r=87-3r=-29

03

Step-3-Conclusion

Therefore, the value of r is -29.

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