There's an app called photomath that would be useful for these kinds of problems!
Answer:
x=11
Step-by-step explanation:
5x+13=9x-31
subtract 9 from both sides.
-4x+13=-31
you want to isolate the x value so subtract 13 from both sides.
-4x=-44
now divide both sides by -4.
x=11
Answer:
D as likely as not.
Step-by-step explanation:
......
10x + 19y = -11
19y = -10x - 11
y = -10/19x - 11/19 <===