What is the answer for 3r=10+5 when r=10

Question

Royce Sharp

Mathematics

9 March, 22:57

What is the answer for 3r=10+5 when r=10

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Answers (1)

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Journey · Answer 1

Step-by-step explanation:

What is the VALUE OF 3r=10+5 when r=10?

substitute 10 for r in 3r=10+5. We get:

3 (10) = 10 + 5, or 30 = 15. This equation is FALSE when r = 10.

You could solve the equation for r, however:

3r=10+5 becomes 3r = 15, and so r = 5. 5 is a solution; 10 is not a solution.