Simplify the following expression. 4 ( 20 + 12 ) ÷ ( 5 − 3 )

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

If f(x) = x+8 and g(x) = 4x- 3, find (f+g)(x)

How many solutions does the nonlinear system of equations graphed bellow have?