Seudónimo Seudónimo
  • 13-10-2018
  • Mathematics
contestada

and evaluate x(- y + z) for x=-1 y=-2 and z=5

Respuesta :

tinhyeukgmau tinhyeukgmau
  • 13-10-2018
multiply x to (-y) then x to (z)
mean x(-y)+ x(z)
plug in the variable given
(-1)(-(-2)+5)
-2-5=-7
Answer Link
gmany
gmany gmany
  • 13-10-2018

Put the values of x, y and z to the expression.

[tex](-1)(-(-2)+5)=(-1)(2+5)=(-1)(7)=-7[/tex]

Used PEMDAS:

P Parentheses first

E Exponents (ie Powers and Square Roots, etc.)

MD Multiplication and Division (left-to-right)

AS Addition and Subtraction (left-to-right)

Answer Link

Otras preguntas

2 ( 4a - 12 ) + 3a = 6a + 1
A light plane flew from its home base to an airport 255 miles away. With a head wind, the trip took 1.7 hours. The return trip with a tail wind took 1.5 h
Why did Henry Clay group his resolutions in pairs in the Compromise of 1850?
36 is _______% less than 60?
A light plane flew from its home base to an airport 255 miles away. With a head wind, the trip took 1.7 hours. The return trip with a tail wind took 1.5 h
two methods of active transport
two methods of active transport
What were the 4 major truths Jefferson presented in the declaration of independence?
how have computers changed mapmaking in recent years
A snowball is launched horizontally from the top of a building at v = 16.9 m/s. If it lands d = 44 meters from the bottom, how high (in m) was the building?