1. Evaluate the expression for 0.8 and z=3.5

4y-z=

2. Evaluate the following expression for x=-3, y=5 and z=-1 3x-5y-9z

How can I show the work for 14.4 divided by 90? I forgot how to show it

9/11-1/3 = complete the equation

Betsy a recent retiree require $6000 per year in extra income she has a $50,000 to invest and can invest in B rated bonds paying 17% per year or in a certificate of deposit paying 7% per year how much money should be invested in each to realize

Provide a brief summary of a crocodiles and why it is not extinct.

The surface area of a rectangular prism is 5600 mm2. What is the surface area of this prism, measured in cm2? A. 0.56 cm2 B. 56,000 cm2 C. 56 cm2 D. 560 cm2

Given the function y = abx, where a >1 and 0 < b < 1, what is the behavior of the function as x increases? A. constant B. undefined C. increasing D. decreasing

How much larger than 2.6*10^8 is the number 2.6*10^16?

A cube which measures 27 inches on one side What is the area of the base? What is the height? What is the volume?

How many one thirds are in three fifths

What is the mean change of the numbers 61, 64, 64, 60, 62, 64