Answer:
The answer is 10y + 48.
Step-by-step explanation:
First you have to get rid of brackets by expanding :

Next you have to collect like-terms :

Answer:
103 and 68
Step-by-step explanation:
since the difference has to be 35 subtract 35 from 171 (equals 136) then divide it by 2, you get 68 which is your first number, then add 35 back and get 103 for the second number, I hope this helped
Convert the fractional part to a decimal, then add the result to the whole number part.
3.348
Answer:
0
Step-by-step explanation:
11a + 9b + c + 2a
a constant is just a number...it has no variables (letters).
there are no constants in this expression
example :
3x + 2b + 7 + 4c + 2 x + 5 = 8
the constants in this are 7 and 2 constants are 5 and 8
Smaller wall would be( 8 x 14 )because the other wall is 8 x 20 which is the bigger wall because if the room is 14 x 20 x 8 then two walls would be 8 x 14 and the other two would be 8 x 20 hope that helps