Register
If 3x + y = 12, find a when y = -15
215k views
0 votes
If 3x + y = 12, find a when y = -15

User Karzan Kamal
by
5.2k points

2 Answers

1 vote

Answer:

x= 9

Explanation:

3x - 15 = 12

add 15 to both sides

3x = 27

divide both by 3

x= 9

User Geekyaleks
by
4.7k points
2 votes

Answer:

9 is the answer

Explanation:

3x+-15=12

you add 15 to 12 which is 27, 3x/27=9

User UsamaAmjad
by
4.9k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

5.4m questions

7.0m answers

Other Questions

Pizza planet is running a special 3 pizzas for 16.50. What is the unit rate for one pizza
What number is halfway between 0 and 18
If the 9-inch wheel of cheese costs $18.60, what is the cost per square inch? If the cost is less than a dollar, put a zero to the left of the decimal point?
how long Will it take for $7000 investment to grow to $7553 and the annual rate of 3.4% compounded quarterly assume that no withdrawals are made
I need to simplify this expression.
Link Copied!