If a straight angle is split into two angles and one of them is twice as big as the other, what are the two
angles

Ascuba diver was 80 feet below sea level and swam up at a rate of 4 feet per minute. the two solutions show how long it took the scuba diver to reach an elevation of 20 feet below sea level. lydia and max used the methods shown below to find the time it took the diver to reach the new elevation.

Which expression shows the sum of the polynomials with like terms grouped together

The square root of 9x plus 7 plus the square rot of 2x equall to 7