Ax+by=c but A can't be lower than one and can't be a negative
Answer:
Step-by-step explanation:
A. x^2+3x=4
x=1, -4
B. (2x+3)(x-4)(x+4)=0
x= -3/2, 4, -4
Answer:
The width is 14ft
Step-by-step explanation:
Given


Required
Determine the width
To do this, we assume that the fence is a rectangle
So, we use the following formula.

Where:

So, we have:

Divide both sides by 2

Solve for Width


Change=given-cost
cost=total cost=cost for all of them added together
cost=popcorn+small drink+fruit snacks
cost=4+3+5
cost=12
given=x
change=3
3=x-12
that is the equation
solve
add 12 to both sides
15=x
he gave $15 to the cashier
The answer to this question is true