Question

the three math idols judges have been eliminating contestants all day! The number of one-step equations and two-step equations who have been eliminated today is equal to 610! If four times the number of one-step equations minus twice the number of two-step equations is equal to 350, how many one-step equations auditioned today?


A-260
B-350
C-340
D-670

Answer 1

one+two=610
4*one-2*two=350

Answer 2

one=610-two sfone

plug it into 2nd eq

4*(610-two)-2*two=350 solve for two

Answer 3

please please tell me where this problem comes from. no one will say, but i see it more than once a week.

Answer 4

two is 1045/3

Answer 5

plug it back into first equation

1045/3+one=610 solve for one

Answer 6

why you want to know though?

Answer 7

A

Answer 8

i get 261.67 but round down to 260

Answer 9

I think he is just curious