Question

Linear equations-Teacher gives you a test worth 100 points containing 40 questions. There are two point and four point questions on the test. How many of each type of question are on the test?

Answer 1

x= 2 pt quest
y = 4 pt quest

x + y = 40
2x + 4y =100

now solve via substitution or elimination you are looking for x and y.

post back your solution so that I can see you got it

Answer 2

y = 80 and x= -40

Answer 3

but can x be negative

Answer 4

x can not be negative :)

Answer 5

nvm

Answer 6

x = 10 y = 30

Answer 7

:)

Answer 8

thank you

Answer 9

you got them backwards - but I know you understand, could have just been typo. Good job