Answer:
y = 3x -13
Step-by-step explanation:
y = 3x + 7
-1 = 3(4) + b
-1 = 12 + b
-13 = b
y = 3x -13
Okay, let's find out how much the tax was by finding out what 7% of $28 is, we do this by multiplying:

Convert 7% into a decimal, we do this by dividing it by 100 because percentages are parts of 100:

Multiply:

So this is the tax. Add it to the original price to get the total price:
(C) jasmyne is the one with the proportinal relationship
Answer:
exact form: 69/8
mixed number form: 8 5/8
Step-by-step explanation:
^
1/4 ÷ 2/5 = 5/8 |
5/8+8 = ______|