A family has two cars. The first car has a fuel efficiency of 20miles per gallon of gas and the second has a fuel efficiency of 65 miles per gallon of gas.

What other information do you need to prove triangle dac=bca by asa

Girardo is using the model below to solve the equation . girardo uses the following steps: step 1 add 4 negative x-tiles to both sides step 2 add 1 negative unit tile to both sides step 3 the solution is which step could be adjusted so that gerardo's final step results in a positive x-value? in step 1, he should have added 4 positive x-tiles to both sides. in step 1, he should have added 3 negative x-tiles to both sides. in step 2, he should have added 4 negative unit tiles to both sides. in step 2, he should have added 1 positive unit tile to both sides.

Hi, can anyone show me how to do this problem? 100 points for this. in advance