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Answers by Uzair Q.

Questions about Algebra. (answer)

1. Find the slope of the line passing through the points (7, โ€“4) and (โ€“6, โ€“7). Slope = rise/run = (y2 - y1)/(x2 - x1) = (-4 - -7)/(7 - -6) = (-4 + 7)/(7 + 6) = -3/13 2. |2x + 7| = 1   Split into 2 equations and solve for x: 2x...

what is an alternate metal that will make the same as pop cans? (answer)

Pop cans are made out of aluminum. [Fun fact: aluminum was more expensive than gold before we cheapened electrolysis in the late 1800s]   So you want to find metals with similar levels of malleability and ductility as aluminum. An obvious example would be tin, since many cans are also...

calculate the expected return (answer)

1. The formula for Expected Return is P*R, where P = probability and R = return.    2. Investments with a lower probability of a  return are riskier. Example:   Case 1 Probability = .5 Return = 400% ------------------- Expected Return = .5*400%...

what is 4/9 y=16 (answer)

(4/9)*y = 16. 1. Multiply each side by (9/4) to get the y by itself.  [9/4]*(4/9)*y = [9/4]*16 2. [9/4]*(4/9) = 1, so we can replace that with 1.  1*y = [9/4]*16 3. Simplify the right side and left side.  y = 144/4 = 36    

Wats n-3/8=1/8 (answer)

n - 3/8 =   1/8  + 3/8    + 3/8 ______________ n + 0 = 1/8 + 3/8 n = 4/8 = 1/2