Answer:
y = 5
Step-by-step explanation:
<u>Step 1:</u>
(18) -7y = -17
-18 -18
<u>Step 2:</u>
-7y = -35
÷-7 ÷-7
y = 5
Answer:
Step-by-step explanation:
i think it is 2
Answer:
X=50
Step-by-step explanation:
15×2=30
25×2=50
6!+7!+8!=(n)(6!)
calculate the individual values first:
6!=720
7!=5040
8!=40320
plug them into the equation:
720+5040+40320=n720
solve for n
5760+40320=n720
46080=n720
divide both sides by 720 to isolate n
46080/720=n720/720
64=n