81 times a number minus 77 is equal to -77 less than the number 81x-77=x-77
The solution is x=5. I hope I helped! Have a good day :)
r and s are parallel
given ∠4 = ∠5 ( these are congruent interior alternate angles )
between the lines r and s, hence
r and s are parallel lines
Answer: 2(2x+4y)
Step-by-step explanation:
4(x+2y) would be simplified to 4x+8y, so you just have to make an expression that would get you that answer.