Question

Solve each system by elimination:

3x – 10y = -25
4x + 40y = 20
Select one:
(3, 5)
(-5, 1)
(1, 4)
(2, 5)

Solve each system by elimination:

7x + 15y = 32
x – 3y = 20
Select one:
(5, 4)
(-3, 5)
(7, -2)
(11, -3)

Solve each system by elimination:

3x + 2y = -9
-10x + 5y = -5
Select one:
(-1, -3)
(3, 1)
(0, 4)
(-4, -1)

Answer 1

1. B

Answer 2

2. D

Answer 3

3. A

Answer 4

thanks

Answer 5

THank you :)

Answer 6

Ohhh ok :D lol thanks

Answer 7

There's also this technique, often used as a strategy, called \(\sf \color{red}{studying}\), yeah. You might want to try it.

Answer 8

i think it's better to know how to do the problem rather than just relying on a website to give you the answers.

Answer 9

it shows you step by step how to do the problems if your not sure

Answer 10

alright thanks ?

Answer 11

i know the site, and it is not free if you want to see the problems step by step

Answer 12

you can get step by step help on three problems a day for free

Answer 13

it aint gonna be there to show you how to do it step by step when you take real test (not online tests)
it is best to try to do the problem yourself first, and see wht you can accomplish

Answer 14

its like a tutor i really does teach you how to do the problems i had a C at the beginning now i have an A. i don't cheat i just figured out how to do the problems and i really like math. thank you