5(r+9)-2(1-r)=1 I really don't understand HELP

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asked Nov 5, 2018 121k views

1 Answer

Malorie · Answer 1 · 2018-11-09T21:15:50+0000

Hello!

5(r + 9) - 2(1 - r) = 1

Expand the equation:
5r + 45 - 2 + 2r = 1

Simplify:
7r + 43 = 1

Subtract 43 from both sides:
7r + 43 - 43 = 1 - 43
7r = -42
r = -6

5(r+9)-2(1-r)=1 I really don't understand HELP

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