Andrew lives at an altitude of 135 feet, and his friend lisa lives at an altitude of -10 feet. blank residence is higher than blank residence. hurry

2-digit numbers less than 91 which are 1 less than a multiple of 10

(05.03 mc) part a: explain why the x-coordinates of the points where the graphs of the equations y = 4x and y = 2x−2 intersect are the solutions of the equation 4x = 2x−2. (4 points) part b: make tables to find the solution to 4x = 2x−2. take the integer values of x between −3 and 3. (4 points) part c: how can you solve the equation 4x = 2x−2 graphically? (2 points)

How are algebraic expressions evaluated using substitution?