Answer:
is that math????????????????
the upside down T is always perpendicular so the answer is b. :)
45 100
/ \ / \
3 × 15 2×50
3× 5 2×25
/ \
5×5
45 : 3×3×5
100: 2×2×5×5
common : 3×5
15
HCF: 15
-2x + 2
Step-by-step explanation:
2x - 3 - 2y - 4x + 2y + 5
2x - 4x + 2y - 2y + 5 - 3
