Answer:
y = 5 - 3x
Step-by-step explanation:
3x + y = 5 ( subtract 3x from both sides )
<u>making y the subject</u>:
changing sides, changes positive (+) sign to negative (-)
changing sides, changes negative (-) sign to positive (+)
3 or 6/2
4--2 (you add there is a subtraction of a negative) over or divided by 3-1
If 12,000 are put at an account with 2.5% compound interest in 15 years your total would be $17,379.58
