Answer two questions about Systems AAA and BBB: System AAA \text{\quad}start text, end text System BBB \begin{cases}x+3y=-92x+y=4\end{case s} ⎩ ⎪ ⎪ ⎨ ⎪ ⎪ ⎧ x+3y=−9 2x+y=4 \begin{cases}3x+4y=-92x+y=4\end{cas es} ⎩ ⎪ ⎪ ⎨ ⎪ ⎪ ⎧ 3x+4y=−9 2x+y=4 1) How can we get System BBB from System AAA?

What point is the projection of q on a) r b) s c) t

The cross-sectional areas of a right triangular prism and a right cylinder are congruent. the right triangular prism has a height of 6 units, and the right cylinder has a height of 6 units. which conclusion can be made from the given information? the volume of the triangular prism is half the volume of the cylinder. the volume of the triangular prism is twice the volume of the cylinder. the volume of the triangular prism is equal to the volume of the cylinder. the volume of the triangular prism is not equal to the volume of the cylinder.

Answer asap ill give ! ’ a sample of radioactive material decays over time. the number of grams, y , of the material remaining x days after the sample is discovered is given by the equation y = 10(0.5)^x. what does the number 10 represents in the equation? a. the half-life of the radioactive material, in days b. the amount of the sample, in grams, that decays each day c. the time, in days, it will take for the samples to decay completely d. the size of the sample, in grams, at the time the material was discovered