Seudónimo Seudónimo
  • 02-12-2014
  • Mathematics
contestada

Evaluate the expression, using the given value of the variable.

4 – 2x + 5x when x = 4

A.
–24

B.
–18

C.
16

D.
28

Respuesta :

luana
luana luana
  • 02-12-2014
[tex]4-2x+5x=\ \ \ \ | grouping\ numbers\\\\ 4+3x\ \ \ \ | substitute\ x=4\\\\ 4+3*4=4+12=16\\\\ Answer\ is\ C.[/tex]
Answer Link

Otras preguntas

which causes the ph of a solution to increase A.adding hydrogen ions B.adding protons C.adding base D.adding acid
Which of the following are ordered pairs for the equation y = 11x + 1? (0,1) (1,12) (-1,-10) (0,1) (1,-12) (-1,-10) (0,-1) (1,12) (-1,-10) (0,1) (1,12) (-1,10)
What's the surface area?
sediments deposited in layers eventually form what kind of rock.
someone help me with this plsSolve the equation of exponential decay. A website had 342,000 hits in 2011. This is a decline of 2.3% from the previous year. Assu
which lists all of the y- intercepts of the graphed function?
How do I get home? A sentence or a fragment
Please help me last question
What is the value of y? Assume that the line is tangent to the circle @ 40 ® 60 © 120 @ 140
how will you connect three resistors of 2 ohm centrioles and 5 ohms respectively so as obtain of the result and the resistance of the 2.5 ohms draw the diagram