Answer:
74.958
Step-by-step explanation:
Because 57.66 added 30 percent is equal to 74.958
Answer:
b=-3
Step-by-step explanation:
-7b=21
-7b/-7=21/-7
b=-3
Answer:
Area of a trapezoid is found with the formula, A=(a+b)/2 x h
Step-by-step explanation:
The answer is 8:14. this can be simplified to 4:7 (divide by 2).