Hello!
Let's multiply each thing here.
4(4)=16
3(5)=15
15=16=31
50-31=29
Therefore, her change is $29.
I hope this helps!

Hence,

is cutting each other in this equation.
So,

can be of any value.i.e.,infinite.
Hope this will help you.
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Answer:
1509
Step-by-step explanation:
Answer:
As an equation: 15 × x = -75
Solved: x = -5
Step-by-step explanation:
15*x = -75
=
, Divide by 15 on both sides to solve for x
x=
, The 15 in the numerator cancels out with the denominator
x= -5, because 75/15=5
A LEVER
Its a lever because both sides can be controlled by eachother :)