Question

Exercise 8.3
1. Solve the following linear equations and verify the solution.

a. 2r + 5 = 7x-2
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Answer 1

Answer:

7/5=x

Step-by-step explanation:

2x+5=7x-2

5+2=7x-2x

7=5x

x=7/5

Answer 2

Answer:

The answer is :

x = 2r/7 + 1

r = 7(x–1) / 2

Step-by-step explanation:

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