Step-by-step explanation:
x²-xy-xy+y²
x²+2xy+y²
hope it helps
Answer:
boys = 705
girls = 783
Step-by-step explanation:
We are to find the number of boys and girls in the school
the answer can be determined using simultaneous equation
x = boys
y = girls
y - x = 78 equation 1
y + x = 1488 equation 2
subtract equation 1 from 2
2x = 1410
x = 1410/2 = 705
Substitute for x in equation 1
y - 705 = 78
y = 705 + 78 = 783
Answer:
90 is your answer
Step-by-step explanation:
first I just added all similar numbers together, then I added the answers of all the similar numbers together one-by-one, finally we find our answer, 90
Answer:
42 tps
Step-by-step explanation:
I think
If correct pls give me brainliest
Answer:
A
Step-by-step explanation:
Total money - What she uses in thePair of jeans = Money Available for t-shirts
90-27=63
Available Money/ Each T-shirt Value= Maximum Amount of T-shirts she can buy
63/9=7
Her max is 7
