Determine the mean of the numbers 7, 5, 5, 2, 8 and 7. if two additional numbers 2 and x, reduce the mean by 1, find x

answer is:

1.75 pounds

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: