He decides to use the elimination method to cancel out the x terms in order to first solve for y. Josh uses the following steps: Step 1: 4x+5y=7 −2(2x)−3y=9 Step 2: 4x+5y=7 −4x−3y=9 Step 3: 2y=16 Step 4: y=8 Did Josh use the correct steps to solve for y?

In the diagram, the ratio of ab to ae is (1/2) . what is the ratio of the length of to the length of ?

An empty bucket is placed under a faucet dripping at a constant rate of 4 milliliters per minute. with the given information, which of these statements is a reasonable conclusion? a there will be 24 milliliters of water in the bucket after 16 hour. b there will be 60 milliliters of water in the bucket after 14 hour. c there will be 160 milliliters of water in the bucket after 20 minutes. d there will be 100 milliliters of water in the bucket after 40 minutes.

For what values of x is x2 + 2x = 24 true?