Question

Help me ples and I will mark you the brainliest AND THIS IS really hard ;)


Thanks

Answer 1

The answer is going to be   3. hope that helped

Answer 2

4(3 + 7) = 4 × x + 4 × 7
12 + 28 = 4x + 28
12 + 28 - 28 = 4x + 28 - 28
4x = 12
x = 3