Since you that that line is 180 degrees you can simply do 180-149 and find that the answer is 31 degrees. So you would do 13x+5=31, 31-5=26, 26/13, and then x=2 :)
B=(2a/h) - a is the answer.
Answer:
25%
Step-by-step explanation:
28-21=7
7/28=×/100
7×100=700
700÷28=25
Answer:
Infinite solutions or all real numbers
Step-by-step explanation:
divide the bottom equation by 2 then....
-3x +1/3 (9x + 36) = 12
-3x + 3x + 12 = 12 (distribute the 1/3 to the terms in the parentheses)
12 = 12
Infinite solutions