Question

(Solve for r) 0.5r − 3.8 = 5.66

Answer 1

0.5r = 5.66 + 3.8
0.5r = 9.46
r = 9.46 ÷ 0.5
r = 18.92
r = 18/23/25

Answer 2

0.5r - 3.8 = 5.66....add 3.8 to both sides
0.5r = 5.66 + 3.8
0.5r = 9.46...divide both sides by 0.5
r = 9.46 / 0.5
r = 18.92 <==