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3(7-2r)=21r-6 how to solve step by step

3(7-2r)=21r-6 how to solve step by step
asked 204k views
1 vote
3(7-2r)=21r-6 how to solve step by step

asked
User Yeni
by
8.1k points

2 Answers

4 votes

Answer:

r = 1

Explanation:

first you have to expand the brackets.

3 x 7 = 21

3 x -2r = -6r

the equation is now 21-6r = 21r-6

now you simplify it so get the answer r = 1

answered
User Beardo
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6 votes
Nobody understands maths and if you do you were sent from heaven
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User Sjakobi
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