Step-by-step explanation:
10 × n = 360
n = 360 ÷ 10
n = 36
So, n = 36
(3 × 4) × 5 = k × (5 × 4)
12 × 5 = k × 20
60 = k × 20
k = 60 ÷ 20
k = 3
So, k = 3
4x - y = 2
y = 4x
and 4x + y = 6
As all three of their gradients have been inverted (-1/m), meaning they are perpendicular.
Answer:
Step-by-step explanation:1 over 4 and divide 6.2 divided by the one and the 1 and 4
