Justinbieber1 Justinbieber1

12-08-2014
Mathematics

contestada

Evaluate the expression when x = -2.5
1. -x 2. |x| + 3 3. |x| - 4
Help me please!!? D;

Respuesta :

Аноним Аноним

12-08-2014

[tex]x=-2.5\\\\-x=-(-2.5)=2.5\\\\|x|+3=|-2.5|+3=2.5+3=5.5\\\\|x|-4=|-2.5|-4=2.5-4=-1.5[/tex]

Answer Link

Otras preguntas

Why does the enzyme pepsin (present in the stomach) denature in the intestine? The enzyme denatures due to change in temperature as it enters the intestine. The

3x+5=4 (mod5) linear equation

The equation of line AB is (y-3) = 5 (x - 4). What is the slope of a line perpendicular to line AB? A) -5 B) 5 C) -1/5 D) 1/5

7h (67-9x) 7 if h=5 and x=8

a right triangle can be formed using three sides have lengths 18 inch, 24 inch, and a. 12inchesb. 15 inches c. 16 inches d. 30 inches

30 1/4 % in simplest form

Which statement best describes the expository text structure used in this paragraph? World War II cost the United States a million casualties and nearly 400,000

eduardo has $24 saved. if he saves $8 each week how much money will he have in 5 weeks

what is the best definition of an atom?a. an atom is the smallest part of an element that is still that element.b. an atom is matter that has been bonded.c. an

Calculate the number of moles in 0.457 grams of NaCl, sodium chloride