Which equation has a solution of 12? 1. x − 6 = 6

2. x + 6 = 6

3. 4 = x − 16

4. 4 = 8 + x

1

Step-by-step explanation:

x-6=6

you take 6 to another side, you do like this

x = 6 + 6,

and when you take any number to another side,if is positive you change to be negative AND when is negative change to be positive

there for answer is 12

5

step-by-step explanation:

168

step-by-step explanation:

first off, we know that he drove 3.5 hours at a rate of 48 mph.

knowing that, we want to see how many miles he drove all-together.

in this case, we can just multiply 48 by 3.5.

48 * 3.5 = 168