3x + 28
We can combine 7x and -4x because they are like terms. 7x -4x is equal to 3x. Now we rewrite the expression as 3x + 28.
Driver because it slows them down
24 because 24 times 24 is 576
She can choose any one of 3 sweaters. <u>For each</u> choice of sweater . . .
She can choose any one of 4 skirts.
The total number of different ways to choose an outfit = (3 x 4) = 12 .
