500 pages, because 500 times .62 equals 310. 500 -310 = 190. Therefore, 500 total pages, and 190 pages without pictures
Answer: 84
<u>Step-by-step explanation:</u>
Set up a proportion as follows: 

Cross multiply: 12x = 7 × 144
Divide by 12: x = 7 × 12
Simplify: x = 84
Answer:
The amount y is depends on what x's value is. It is helpful to make a table or graph so we can see how the y value changes like the x value :)
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-3.6
Step-by-step explanation:
z/(-2) + -5 = -3.2 → times -2
z + 10 = 6.4
z = 6.4 - 10
z = -3.6