(lots of points and brainliest)Identify which equations have one solution, infinitely many solutions, or no solution. 1/2y +3.2y=20
15/2+2z-1/4=4z+29/4-2z
3z+2.5=3.2+3z
1.1+3/4x+2=3.1+3/4x
4.5r=3.2+4.5r
2x+4=3x+1/2

The expression 1.01*1.005(^t) gives the amount of money, in thousands of dollars, in carter's savings account (t) years after he opens it. what does 1.01 represent in this expression?

Find the volume of the solid whose base is the region bounded by f(x), g(x) and the x-axis on the interval [0, 1], and whose cross-sections perpendicular to the y-axis are squares. your work must show the integral, but you may use your calculator to evaluate it. give 3 decimal places for your answe

The table shown below gives the approximate enrollment at the university of michigan every fifty years. how many more students were enrolled at the university of michigan in 1950 than in 1900?