Find the sum: (3m - 3 + 4n)+ (2m - 2n + 6)

i believe the answer is d.

hope it you! : d

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:

mnkjn

step-by-step explanation:

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step-by-step explanation: