Answer:
22
Step-by-step explanation:
because i swiched the x's to the 7 and multipled
Answer:
-8y.......................
Answer: 10m+2
Explanation: perimeter = all the sides added together. Then simplify it. :)
Answer: t= 13.4
Step-by-step explanation:
The given equation is 
To solve this equation for 't', we first divide both sides by
, we get

Taking log on both the sides, we get

Since 
Then,

Hence, the value of t is 13.4.