Question

7) 5(r + 2) = 8 + 57

Answer 1

Explanation:

5r + 10 = 65

5r =65 - 10

r = 55/5

r = 11

Answer 2

r=11

Explanation:

you first have to work with the brackets and then group the like terms

5(r+2)=8+57

5r+10=65

5r/5=65-10

5r/5=55/5

r=11

I hope this helps