Y = 3/4x - 5/2....subtract 3/4x from both sides
-3/4x + y = -5/2 ....multiply everything by common denominator of 4
-3x + 4y = -10
Answer:
Lower than 50%
Step-by-step explanation:
Step-by-step explanation:
1. 3x + 4 = 19
3x = 15
x = 5
2. 7 + 2x = 15
2x = 8
x = 4
Answer:
Step-by-step explanation:
8r - 6r + 7 - 5
2r + 2
Answer:
60
Step-by-step explanation:
140 = 80 + z
z = 60