Solve the linear system by using Subtraction Elimination.

4x + y = 8
x + y = 5

1. what are the missing reasons in the proof 2. it's in the second picture and 3

Write an expression that has three terms and simplifies to 4x - 7. identify the coefficient(s) and constant(s) in your expression

Mickey needs to cut pieces of ribbon that are each 1 meter long tie onto balloons. if he has 8 pieces of ribbon that are each 1 dekameter long. how many 1 meter pieces of ribbon can he cut