It should be the 3rd one but idk for sure. if its not then its the 3rd one
Answer:
99
Step-by-step explanation:
99 x 9= 891
Just divide 891 by 9 to give you your answer;)
Answer: x=68/11 and y=-72/11
Steps:
2(x+4y=-20)
2x+8y=-40
2x - 3y = 32
- 2x + 8y = -40
-11y=72
y=-72/11
x + 4(-72/11) = -20
x - 288/11 = -20
x=68/11