It'll take her 15 hours.
Formula: 975= 65x
Where x represents hours
10 x 40 = 400 so the answer is 400 pieces of chalk.
Answer:
150 in²
Step-by-step explanation:
5 x 5 x 6 = 150
surface area of cube is 6 times (6 congruent faces) of one face. 5 x 5 = 25
25 x 6 = 150
Answer:
I think you forgot the context or image of that.
145-10x=10x-35
Add 35 to both sides.
175-10x=10x
Add 10x to both sides.
175=20x
Divide both sides by 20
8.75=x
