Answer:
33
Step-by-step explanation:
first you set up the problem, supplementary angles equal 180 degrees so the equation should look like, 4x+x+15=180. then you solve from there by combining like terms and you should get x equal to 33
I believe that the answer is -18.
Answer: 88 years
Step-by-step explanation:
4/2 * 4/5 = (4*4) ^ (2*5) = 1 3/5 = 1.6
Answer:
infinite solutions.
Step-by-step explanation:
they both represent the same equation.
There are infinite points on a st. line.