Answer:
x= -21
Step-by-step explanation:
6/7x=-18
divide both sides by 6/7
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x= -21
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The last one is that correct answer.
2x^2 +7x -4
It will take 3 men 20 days to complete the job.
Answer: d. 102
Why
If 6 is 78 then 5 is 102 and since 1,3,5,and 7 are equal 3 is 102. [180-78=120(180 is the straight line)]
Step-by-step explanation:
Plus,Minus,Times and divide
+,-,×,÷