The sum of 4 consecutive even numbers is 60 then find the sum of their square
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x+x+2+x+4+x+6=60
4x+12=60
4x=60-12
x=48/4
x=12
x^2=144
(x+2)^2=196
(x+4)^2=256
(x+6)^2=324
144+196+256+324=920
4x+12=60
4x=60-12
x=48/4
x=12
x^2=144
(x+2)^2=196
(x+4)^2=256
(x+6)^2=324
144+196+256+324=920
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