Question 1016423
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F=first integer; S=second integer=F+2; T=third integer=F+4; X=fourth integer=F+6
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F+S+T=X+30
F+(F+2)+(F+4)=(F+6)+30
3F+6=F+36
2F+6=36
2F=30
F=15
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S=F+2=15+2=17
T=F+4=15+4=19
X=F+6=15+6=21
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ANSWER The numbers are 15, 17, 19, and 21.
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CHECK:
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F+S+T=X+30
15+17+19=21+30
51=51
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