First you do 3.5z-2.7z= .8z then you divide .8 with -6, which gives you -7.5 so z= -7.5
Answer:
3/2, -3/2, (if it is asking for imaginary solutions as well then 3i/2 and -3i/2)
Step-by-step explanation:
Answer:
one solution
Step-by-step explanation:
-2x - 4 = x - 5
-3x - 4 = -5
-3x = -1
x = 1/3
y = 1/3 - 5
y = 1/3 - 15/3
y = -14/3
(1/3, -14/3)
Answer:
I think the answer is 8 blue tiles and 20 green
Step-by-step explanation:
To keep the porportion multiply 2 blue tiles *4
then you need to take 5 green tiles *4
You get 8 blue tiles and 20 Green tiles, and added together you get 28 tiles
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