israelshamariah israelshamariah
  • 03-02-2020
  • Mathematics
contestada

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

Respuesta :

meredith48034
meredith48034 meredith48034
  • 03-02-2020

Answer:

1. 4(.8)-3.5= 3.2-3.5= -0.3

2. 3(3)--5(5)-9(-1)= 9 - 25 + 9 = 18 - 25= -7

Answer Link

Otras preguntas

Which term was used to describe a faster and more turbulent style of blues music
which is the purpose of the u.s treasury department? a. protect bank depositors against losing their money b. manage the growth of the u.s economy c. prevent st
A movie streaming website charges an initial fee of $50, plus $5 for each movie that is streamed. How many movies must be streamed for the average cost per movi
Explain how a weather balloon is used to measure weather conditions
help and show steps pls
I WILL MARK BRAINLIEST! PLEASE HELP ANSWER THESE QUESTIONS! 1. Explain what this competency means in your own words. 2. Why does the United States enjoy a highe
¿Cuál es el número 724? A. setenta y cuatro B. novecientos setenta y cuatro C. noventa y cuatro D. setecientos veinticuatro
What year did the Minoan civilization quickly vanish
What were the cities and years of the Olympic Games which had terrorist disturbances? A. Mexico City, 1968; Nagano, 1998. B. Munich, 1972; Calgary, 198
TENGO QUE INVENTAR UN CUENTO ME AYUDAN