Answer:
step 3 has incorrect justification.
Step-by-step explanation:
because it was combine like terms but 8 is still in left hand side. So,combine like terms 3 has incorrect justification.
Answer:
No. Correct answer is 44°.
Step-by-step explanation:
EFG= 130°
EFH= 86°
You'll take the whole angle of EFG (130°) and subtract the portion of the angle you know EFH (86°) to find the other portion =44°
(Y+22) + 3 = Y + 22 + 3 = Y + 25
Answer:
A Quadratic function is a polynomial function with one or more variables in which the highest-degree term is of the second degree.
Answer:
Josie bought 40 adult tickets and 32 children tickets.
Step-by-step explanation:
x+y=72
22x+10y=1200
-----------------------
x=72-y
22(72-y)+10y=1200
1584-22y+10y=1200
1584-12y=1200
12y=1584-1200
12y=384
y=384/12=32
x+32=72
x=72-32=40
x=40, y=32. (40, 32)