Jadebonin
Jadebonin
08-12-2014
Mathematics
contestada
What is 2x-y=-1
3x-2y=1
Respuesta :
missbunny
missbunny
08-12-2014
To solve just isolate y from 2x-y=-1 to get y=2x+1. Then substitute y=2x+1 into 3x-2y=1. So it should be this: 3x-2(2x+1)=1. Distribute to get 3x+4x-2=1. Add the x's to get 7x-2=1, add two to both sides to get 7x=3 and divide to finally get x=3/7.
Answer Link
VER TODAS LAS RESPUESTAS ( 32+ )
Otras preguntas
The failure to deliver blood to the heart due to a narrowing of arteries results in __________. a. atherosclerosis b. a stroke c. coronary heart disease d.
) Add. Express your answer in simplest form. 3 3/4+2 1/2
Son needs help doing division 6 divided by 924
Jenna lives 4 3/10 miles from school. She estimates that she travels 4×2×5 or 40 miles each week. Is her estimate an overestimate or an underestimate?
A.Pet owners may have to take out a loan when their animal has a major operation. Buddy needs to have a surgery on his leg. The cost of the surgery is $2500. Hi
Which of the numbered labels is pointing to a transport organelle in the diagram?
a rectangular painting is 24 inches wide and 20 inches tall without the frame with the frame it is 28 inches wide and 24 inches tall what is the area of the fra
Which answer is the solution set in simplest form? 4x-1/3=7/1 a 4/3 b 7/3 c 3/2 d 11/2
What is the outermost layer of cells
what effect did the constitution of 1795 have?
