ANSWER:
-0.239
STEP-BY-STEP EXPLANATION:
We have the following equation:

We solve for x:

The value of x is -0.239
Answer:
120 of 130 ≈ 90.23%
Step-by-step explanation:
120 ÷ 130 = 0.92307692307
Answer:
12 + 1.79(x) ≤ 50
Number of drill bits = 21
Step-by-step explanation:
Given:
Total amount = $50
Amount of book = $12
Price of each bit = $1.79
Find:
Number of drill bits
Computation:
Assume, Number of drill bits = x
So,
12 + 1.79(x) ≤ 50
1.79(x) ≤ 38
x ≤ 21.220
Number of drill bits = 21
Number 4 is 1 and 1/10. Number 5 is 3 and 1/2. Number 6 is 1 and 7/10. Number 7 is 1 and 8/22. Number 8 is 2 and 1/2.