Answer:
x = -4
Step-by-step explanation:
4 = 2/3x - 5/3x
4 = -3/3x
4 = -x
-4 = x
So step one is to distribute the 4x through and the -5 through. After distributing you get 8x^{2}+28x-15x+10. Combine the like terms, 28x and -15x, to get 13x. Your answer is 8x^{2}+13x+10
Answer:
A markup is a change from the retail price that goes up by a certain percentage. It can go up from 1% all the way to 300%, depending on how much the retailer wants the price to increase.
Step-by-step explanation:
4x+1=13
4x=12
X=3
2x+y=8x-2y
2(3)+y=8(3)-2y
6+y=24-2y
3y=18
Y=6
Answer:
$20
Step-by-step explanation:
First we will change the ratio so that we are finding how much money Siti receives to the total amount of money.
Now we can solve for how much money Siti receives using a proportion.
We can see that the denominator increases 5 times, so the numerator must increase 5 times too. This means Siti receives $20.
