Answer:-5x-8y=-5
Step-by-step explanation:
add right sides of equation and even them with result of adding right sides of equation
4x-4y-9x-4y=-2-3
-5x-8y=-5
Answer:
b
Step-by-step explanation:
It is (positive) five. divide -1.25 by -0.25.
Answer:
River C is: 2,965 miles long.
River D is: 2,565 miles long.
Step-by-step explanation:

Have a great day! ^^
2x + 5y = -6
-5y -5y
___________
2x = -11y
__ ___
2 2
x = 5.5