th0master09
th0master09 th0master09
  • 03-05-2016
  • Mathematics
contestada

From the set {1, 3, 5}, use substitution to determine which value of x makes the equation true.
20 - 2x = 10
5
1
3
none of these

Respuesta :

apologiabiology
apologiabiology apologiabiology
  • 03-05-2016
{1,3,5}
ie, sub 1, 3 and 5 for x and see which one is true

20-2(1)=10
20-2=10
18=10
false

20-2(3)=10
20-6=10
14=10
false

20-2(5)=10
20-10=10
10=10

true

answer is 5
Answer Link

Otras preguntas

Rita is considering a new career. Based on her previous experience, Rita knows that she needs to be organized and she enjoys being able to support other employe
Solve: 13x+310x=−17+17.
What is the 5th term in the geometric sequence described by this explicit formula? a, = 50 • (-2)(n-1) A. -1600 B.1600 C.800 D.-800 APEX
Which function, h(x), results when f(x) = 2x2 – 6 is subtracted from g(x) = 2x2 + 5x - 1?​
A student fills a plastic bottle full of water. There are two holes one at the bottom and second at the half way up. Why water comes out at right angles to the
Throughout history, people have kept track of time by making O A) Secondary Sources O B) Calendars O C) Labels D) Sacred Texts I need the answer fast pls
Why do the plates on Earth’s surface move?
what is the answer to this
Which statements are true regarding undefinable terms in geometry? Select two options O A point in the form (x, y) has two dimensions A plane has a definite beg
Find the value of n and YZ if Y is between X and Z. XY = 4n + 3. YZ = 2n-7, XZ = 20 YZ = Need help with this question?