Answer:
( -1, 0)
Step-by-step explanation:
(2 + -4)/2 = -1
(2 + -2)/2 = 0
225
3240k = 2×2×2×3×3×3×3×5×k
Every factor should be in groups of 3
(3×5)² = k
k = 225
(5*25) - (14/7)
<em>* means multiply and / means divide</em>
