solve the following equation for x: 2 + 5 + 8 + 11 + ....... + X = 155
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Answer:
Hi
Step-by-step explanation:
2+5+8+11+x+x= 155
26+2x= 155
2x= 155- 26
2x= 129
x= 129÷2
x= 64.5
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