How many total hours did the girls spend cleaning their home

it should be 12

Step-by-step explanation:

because 3x4=12

12

Step-by-step explanation: each girl spent 3 hours cleaning, their was 4 girls so 4 x 3 = 12

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:

boxplot e is the answer