find three consecutive even integers such that the sum of the smallest number and twice the middle number is 20 more than the larger number.
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idk
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Let x, x+2 & x+4 be the 3 integers.
x+2(x+2)=(x+4)+20
x+2x+4=x+4+20
3x+4=x+24
3x-x=24-4
2x=20
x=20/1
x=10 ans. for the smallest integer.
10+2=12 for the middle integer.
10+4=14 ans. for the largest integer.
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