subject
Mathematics, 28.07.2019 22:10 allisonboggs85

Solve by using substitution or elimination by addition.
-9 x - 4y = 1
63x + 28y = -6
select the correct choice below and fill in any answer boxes present in your choice.
a. the solution is __ (type an ordered pair.)
b. there are infinitely many solutions.
c. there is no solution.

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 21:00
Seattle, washington is known for being rainy. one day last month, 8 inches of rain fell in 1 1/2 hours. what us the rate of the rainfall expressed in ft per plzzz write a proportion i will give you 100 points
Answers: 1
question
Mathematics, 22.06.2019 00:30
$5400 is? invested, part of it at 11? % and part of it at 8? %. for a certain? year, the total yield is ? $522.00. how much was invested at each? rate?
Answers: 1
question
Mathematics, 22.06.2019 00:30
Triangle abc has side lengths: ab = 3.5  cm, bc = 2.4 cm, and ac = 4.2 cmδabc ≅ δhjkwhat is the length of side hj?
Answers: 1
question
Mathematics, 22.06.2019 01:10
Pamela has a 30-year, 5.75% mortgage on her $250,000 home. she has been paying on it for 5 years, and has recently hit some financial trouble. if her lender agreed to lower the interest rate on her $231,905.47 balance to 5.5%, what will her new payment be for the remainder of the loan?
Answers: 2
You know the right answer?
Solve by using substitution or elimination by addition.
-9 x - 4y = 1
63x + 28y = -6
Questions
Questions on the website: 13722360