155k views
3 votes
2.3 + r = 7.1
solve for r

User Manospro
by
7.8k points

2 Answers

4 votes

Answer:

r = 4.8

Explanation:

2.3 + r = 7.1

r + 2.3 = 7.1

r = 7.1 - 2.3

r = 4.8

User Mikhail Baksheev
by
8.4k points
3 votes

Answer:

2.3+r=7.1

move all terms to the left:

2.3+r-(7.1)=0

add all the numbers together, and all the variables

r-4.8=0

move all terms containing r to the left, all other terms to the right

r=4.8 is the answer

User Eduardo Cuomo
by
8.5k points

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