First equation:
y=10x+150
y=25x
10x+150=25x
15x=150
x=10
so, 10 weeks
EDIT:
how many dollars dey save? dunno
jkkkkk
For John
150+10(10)=
150+100=
250
For Erin
They both equal
8sr6 + 2sr2×2×3 +5sr3 - sr2×3×3×3
=8sr6 + 2(2)sr3 + 5sr3 - 3sr2×3
=8sr6 + 4sr3 + 5sr3 - 3sr6
=8sr6 - 3sr6 + 4sr3 +5sr3
=5sr6 + 9sr3 (ans)
Answer:
x = 100 is equivalent to z = -1.75
Step-by-step explanation:
-b - 5x - 3 + 2b - 4x + 7....combine like terms
b - 9x + 4 <==
Answer: =(x - 1) x (x^2 + x + 1)