Hello,
Adding the 2 equations,
x+y+x-y=k+k ==>2x=2k==>x=k
if x=k, y=k-k=0
solution is (k,0)
The answer is 45 because 45-15=30, therefore x=45.
N2+40-28=
Combine like terms
n2+40-28=n2+12
Factor out 2
n•2+12=2(n+6)
Therefore the answer is 2(n+6)
Answer:
Step-by-step explanation:
Part A: 15
Part B: $125
Answer:
5.
1. a
2.d
3.b
4.e
5.c
Step-by-step explanation:
can't do question 6 though, sorry about that
