Answer:
Step-by-step explanation:
f(x) = -8x² + 7x³ + 2x - 5
= 7x³ - 8x² + 2x - 5 This meets the definition of a polynomial
Answer:
It'll take 25 hours to get to the auto shop
Step-by-step explanation:
Given
Distance = 5 miles
Speed =1056 feet per hour
Required
How long will it take to the auto shop
This can be solved using Speed's formula;

Substitute values for Speed and Distance

1 mile = 5280 feet;
So:


Cross Multiply

Divide both sides by 1056ft



<em>Hence, it'll take 25 hours to get to the auto shop</em>
Answer: I wow I don't know about the whole page but (Question 2 ) 24 multiplied by b equals number of mangoes in b boxes
Step-by-step explanation: I hope this makes sense.
b can be replaced with any number you can create a number sentence by plugging in 4 for example 24 * 4 = 96 so there is a total of 96 mangoes if b= 4
Answer:
12
Step-by-step explanation:
They are the same angle so they must be equal.
So, x+5 = 2x-7
5+7 = 2x-x
12 = x