Answer:
Grace weighed 167 pounds before she started her exercise program.
Step-by-step explanation:
Given,
Weight lost by Grace = 45 pounds
Weight of Grace after exercise weeks = 122 pounds
Let,
x represents the weight of Grace before she started the exercise program.
Loss means subtraction, therefore,
We will subtract the lost weight from original weight.
Original weight - Weight lost = Weight after exercise weeks

Adding 45 on both sides


Grace weighed 167 pounds before she started her exercise program.
I would say that c is not equal to 1/343
Answer:
10, 5, .75, π
Step-by-step explanation:
Answer:
1.1032
2.6
3.16
4.35:50 I think
Step-by-step explanation: