First subtract 8.5 from both sides, then divide the -1.2 to get x by itself
x=1.5
Answer:
RS = 75.3
Step-by-step explanation:
You need to set up the proportion of corresponding sides.


7(RS) = 31(17)
= 527
RS = 527/7 = 75.2857...
= 75.3
Answer:
x=165
Step-by-step explanation:
Multiply both sides by 15
15(x/15)=11*15
x=165
Without knowing the shape selection you have i cant really say anything. But with a square you wouldnt have any whole numbers, nor would a triangle give you whole number, than again no shape that i can think of would give whole numbers.
The answer is D, becuase he doesn't do less than 90 and no more than 100 minutes.