Answer:
x = -3, y = -4
Step-by-step explanation:
Double the first equation to get 6x - 2y = -10
Now just add the two together and get x = -3. Plug this back in to get y = -4.
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Answer:
D. two thirds, 2,3, .666666666666666666667
Step-by-step explanation:
Okay, here we have this:
Considering the provided information, we are going to calculate the requested value, so we obtain the following rule of three:
Solving for x:
Finally we obtain that 87.5mL of water should be used for 250g of plaster.
Answer:
-1(2+x)
Step-by-step explanation:
in the initial equation the -1 was distributed, this answer creates a product (multiplication). -1(2+x)= -2-x