Three years ago, sherman was twice as old as clive. if clive’s present age is c, which expression represents sherman’s present age in terms of clive’s age? 2c − 3 2c + 6 2(c − 3) 2c + 3

One of the complementary angles is 4 degrees mor than the other. find the angles (recall that complementary angles are angles whose sum is 90 degrees.) which of the following can not be used to solve the problem if x represents one of the angles? a. 2x-4=90 b. 2x+4=90 c. x+4=90

Use matrices to solve this linear system: 5x1 − 2x2 = −30 2x1 − x2 = −13 x1 = x2 =

The percent of change from 12 to 15