Lily and rosie are sister the sum of their ages is 19 and the positive difference of their ages 9 set up a system of equations involving lindsay's age, l, and roses age, r, assuming the lily is the older child solve the system to find their ages

let's solve your equation step-by-step.

4x+2=2x+12

step 1: subtract 2x from both sides.

4x+2−2x=2x+12−2x

2x+2=12

step 2: subtract 2 from both sides.

2x+2−2=12−2

2x=10

step 3: divide both sides by 2.

2x

2

=

10

2

x=5

step-by-step explanation:

answer: sorry i can't you.

step-by-step explanation: