subject
Mathematics, 26.09.2019 07:40 elainestorm9633

What is the solution of the following system?

-2x-y=1
-4x-2y=-1

a: infinitely many solutions
b: no solutions
c: (3, 8)
d: (-3, -8)

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 13:10
Write a numerical expression that satisfies all of the following conditions. 1.)the only number used in the expression is 5 2.)at least one exponent other than 1 is used 3.)when the expression is evaluated, the answer is greater than 40 and less than 50
Answers: 3
question
Mathematics, 21.06.2019 14:00
(a) calculate the molarity of a solution that contains 0.0345 mol nh4cl in 400 ml of solution. (b) how many moles of hno3 are present in 35.0 ml of a 2.20 m solution of nitric acid? (c) how many milliliters of 1.50 m koh solution are needed to supply 0.125 mil of koh ?
Answers: 2
question
Mathematics, 21.06.2019 18:40
Ten times the square of a non-zero number is eqaul to ninety times the number
Answers: 1
question
Mathematics, 21.06.2019 19:30
Michelle and julie work at a catering company. they need to bake 264 cookies for a birthday party that starts in a little over an hour and a half. each tube of cookie dough claims to make 36 cookies, but michelle eats about 1/5 of every tube and julie makes cookies that are 1.5 times as large as the recommended cookie size.it takes about 8 minutes to bake a container of cookies, but since julie's cookies are larger, they take 12 minutes to bake. a. how many tubes should each girl plan to bake? how long does each girl use the oven? b. explain your solution process what did you make? c. what assumptions did you make?
Answers: 1
You know the right answer?
What is the solution of the following system?

-2x-y=1
-4x-2y=-1

a:...
Questions