Select
ratios

that

are
in
their

simplest form
12: 2
25: 6
2117
7: 12

im assuming that 2117 is 21:17

25:6

21:17

7:12

Step-by-step explanation:

step-by-step explanation:

step 1: solve one of the equations for one of the variables. let's solve the first equation for y:

step 2: substitute that equation into the other equation, and solve for x.

step 3: substitute x = 4 x = 4 x=4 into one of the original equations, and solve for y.