AppChamp AppChamp

01-11-2014
Mathematics

contestada

If x=3 and y=-2 and z=4, what is the value of 3x + 2y - z?

Respuesta :

konrad509 konrad509

01-11-2014

[tex]3x+2y-z=3\cdot3+2\cdot(-2)-4=9-4-4=1[/tex]

Answer Link

samanthacoggin samanthacoggin

01-11-2014

3x3=9 -2x2=-4 4-0=4

9+-4-4

ANS. = 1

Answer Link

Otras preguntas

PLEASE HELP ME! I am suck on this math assignment

What is 10% less than 220?

Sofia's batting average is 0.022 higher than Joud's batting average. Joud has a batting average of 0.169 What is Sofia's batting average?

plz answer the question correctly plz if it's wrong plz correct it

I need help with maths lol

what is the value of a^(m-n) *

Here is a circle, centre O, and the tangent to the circle at the point (-3, 4) on the circle. У P (-3, 4) X -5 O Oา Find an equation of the tangent at the point

-7x-14=2x+13 What does x equal?

what could be effective workouts for a person to do to lose at least 20kg in a period of time that is not too lengthy and how can they plan it daily

Find the number of ways of arranging N people in a straight line, if two particular people must always be separated.