Answer:
2.8
Step-by-step explanation:
If you turn the question around (6.7 - 3.9) the answer is 2.8
Hope this helps~
Answer:6 36 2.449
Step-by-step explanation: 36 square
Answer:
y = -7 and x = -36
Step-by-step explanation:
x - 4y = -8
5y - 1 = x
→ Substitute 5y - 1 into x - 4y = -8
5y - 1 - 4y = -8
→ Simplify
y - 1 = -8
→ Add 1 to both sides
y = -7
→ Substitute y = -7 into 5y - 1
( 5 × -7 ) - 1 = -36