Answer:
3x+5x+2x+4x
Step-by-step explanation:
let x= cost of 1 book
i’m pretty sure that’s it
15x = 500-50
15x = 450
x = 450/15
x =30
Thus, x is equal to 30.
Answer:
68°
Step-by-step explanation:
Since, angle subtended on the circumference of the circle is half angle subtended on the center of the circle.
Answer:
<u>$15 per hour</u>
Step-by-step explanation:
Since he charged $65 for the parts, and the total charge was $110, that's $110-$65 which is $45, the total hours was 3, so $45 divided by 3, and that equals $15.