aliensbrain
  • Home
  • Study
  • Quizzes
  • 🎤AI Practicefree
  • Notebooks
  • Community
  • Sign in
Multiple choice

Solve the equation for x : 6x - 27 + 3x = 4 + 9 - x

  1. 2

  2. 10

  3. 6

  4. 4

  5. 8

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

6x - 27 + 3x = 4 + 9 - x simplifies to 9x - 27 = 13 - x. Adding x to both sides gives 10x - 27 = 13. Adding 27 to both sides gives 10x = 40. x = 4.

Keep practicing — related questions

  • The equation to the chord of the circle $x^{2}+y^{2}=9$ whose middle point is $(1,-2)$ is
  • If the roots of the equation $(x+a)(x+b)+(x+a)(x+c)+(x+b)(x+c)=0$ are equal, then
  • What will be the output of the program? class Bitwise { public static void main(String [] args) { int x = 1...
  • switch(x) { default: System.out.println(Hello); } Which two are acceptable types for x? 1. byte 2. long 3. ...
  • What is the coefficient of x2y2 in the algebraic expression – x2y2 + 7x2y2 + 7x2 – 7y2 + 6x2y2?
  • Let $a, b, c$ be the sides of a triangle. No two of them are equal and real. If the roots of the equation $...
  • For the equations $x^2 + bx + c = 0$ and $2x^2 + (b + 1)x + c + 1 = 0$ select the correct alternative
  • Which three are valid method signatures in an interface? 1. private int getArea(); 2. public float getVol(f...

Practice this chapter

  • Algebra (3715 questions)
Advertisement
© Aliensbrain | all rights reserved
  • About
  • Contact
  • Terms and Condition
  • Privacy Policy