Answer:
2x-106
Step-by-step explanation:
-7(x+10)+9(x-4)
Expand parentheses:
-7x-70+9x-36
Combine like terms:
2x-106
Hope this helps!
<span>the things that baby lizards can do but baby snakes can't are : Walking and Leaping
Even though they bothh are reptiles, they both had a very different body structure.
Since snakes can only move by slithering their muscle and scale, they had no abilities to walk and leaping </span>
5.30?
.......................................
Answer:
(3x+5)+(4x-1)
(3x+5)+4x-1
7x+4
Let me know if this helps!
Answer:
18 Minutes
Step-by-step explanation:
Simon and sophie each do a fraction of the job per minute like this:
-Simon does per minute (if we multiply this by 30 we have the completed job)
-Sophie does of the job per minute (again if we multiply this by 45 we have the completed job)
We will add this two to know how much of the job they do together in a minute:
They will do of the job per minute.
So the total time will be when they do , we can put this in one equation like this:
where x is the total times we need to do of the job to complete it. We solve for x: