Answer:
The answer is 12
Step-by-step explanation: Hope you got it
x + y = 53
x -y = 9 Adding both equations
2x = 62
x = 31 y = 22
the length of RS to the nearest tenth of a foot is 240.6ft
3
Step-by-step explanation:
3 is the only number here with factors of itself (3) and 1
r>6
5(6+3r) +7>127
30+15r+7>127
37+15r>127
15r>127-37
15r>90
r=6
