Question

1.Solve for the variable. y + -4 = -15
A. -19
B. -11
C. 19
D. 11
2.Which ratio is not equal to 49/21?
A. 7/10
B. 7/3
C. 98/42
D. 245/105

Answer 1

@jim_thompson5910

Answer 2

1. is B
but 2 i need help in

Answer 3

check each possible answer

Answer 4

49/21 = 7/10 ... is this true?

Answer 5

49/21 = 7/3 ... is this true?

etc etc

Answer 6

that guy gave me the answer :(

Answer 7

well hopefully you know how to check for the answer

Answer 8

divide that bottom number with 21 and see if it goes into it even :)

Answer 9

well that's one way, but what I had in mind was this

49/21 = 7/3

49*3 = 21*7 ... cross multiply

147 = 147 ... multiply

since the last equation is true, the first equation is true