Answer:
x=-11
y=-1
Step-by-step explanation:
x=4y-7
2x+9y=-31
2(4y-7)+9y=-31
8y-14+9y=-31
17=-31+14
17y=-17
y=-1
x=4(-1)-7
x=-11
Ok so
(-3)(5x+-13)
=(-3)(5x)+(-3)(-13)
So your answer should be A. -15x+36
Hope this helps ❤️
Answer:
25
Step-by-step explanation:
You add 2+3 and get 5. Then you square it to get 25.
Answer:
38/3
Step-by-step explanation:
s is the midpoint of RT
so, RS = ST
5x + 7 = 8x -31
7+31 = 8x-5x
38= 3x
x= 38/3