Use technology, what is the solution to this system? 4x+8y=30
1 answer:
Answer:
y=-1/2x+15/4
Step-by-step explanation:
transfer the equation into slope intercept form. subtract 4x from each side getting 8y=-4x+30 then divide by 8.
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Answer:
D. A over 4
Step-by-step explanation:
One quarter is equal to 
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Hope this helps.
Answer:
need points sorry 38484343
Step-by-step explanation:
-3.5x + 9.1x + 1.7 - 0.3 = 5.6x + 1.4
Answer:
x + y = 20
x - y = 4
Add the 2 equations and get
2x = 24
x = 24/2 = 12
Plug x=12 into either equation and get
y = 8
He starts with 10, +5 after every week
week 2=10+5
week 3=10+5*2
...
week 25 =10+5*24
f(x)=10+5(x-1)
so during the 25th week=10+5*24=10+120=130
