answer with explanation
question 20
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Step-by-step explanation:
let the four consecutive numbers=x, x+1,x+2,x+3
given sum of four consecutive number is 28
x+x+1+x+2+x+3=28
4x+6=28
4x=28-6=22
x=22÷4=5.5
x=5.5
x+1=6.5
x+2=7.5
x+3=8.5
5.5+6.5+7.5+8.5=28
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