Ask Question
MathematicsMathematics
15 October, 07:51

If & angle; A and & angle; B are supplementary and & angle; A = 4x - 8 and & angle; B = 2x + 2, what is the value of x?

+5
Answers (1)
  1. 15 October, 11:50
    0
    Set them equal together. 4x-8=2x+2. Subtract 2x on both sides. 2x-8=2. Add 8 on both sides. 2x=10. Divide 2 on both sides x=5. Check answer!

    4 (5) - 8=12

    2 (5) + 2=12

    12=12

    So answer is x=5!
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “If & angle; A and & angle; B are supplementary and & angle; A = 4x - 8 and & angle; B = 2x + 2, what is the value of x? ...” in 📘 Mathematics if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.
Search for Other Answers
You Might be Interested in
What is the notation of z to the 2nd power = 4
Answers (1)
Find the LCM of 63 and 84.
Answers (2)
What is the 9282 x9282
Answers (1)
Can you find a math trick to play on a family member or friend? Be creative!
Answers (1)
4,8,16,24 - what are the next two terms in this pattern?
Answers (1)
New Questions in Mathematics
What logarithmic function represents the data in the table? x f (x) 1 0 3 1 9 2
Answers (2)
Mrs Parks takes the 9:38am train to the city. The trip takes 3hours and 20 minutes. What time does Mrs Park arrive in the city?
Answers (2)
Diana is doing her math homework. Out of 24 problems Total, she completes the first 12 problems in one hour in the last 12 problems in three hours. What is the unit rate for all 24 problems
Answers (1)
3^2-2*3+u = (3^3-3*8) (2) + u
Answers (1)
An item costs $330 before tax, and the sales tax is $19.80
Answers (1)
Home » Mathematics » If & angle; A and & angle; B are supplementary and & angle; A = 4x - 8 and & angle; B = 2x + 2, what is the value of x?
Sign Up Forgot Password?