You can factor 12 from both terms to get

Maybe try (-9, 6) and (-9,5)
i think it may be correct
Answer:
2/3
Step-by-step explanation:
42/63 = 2/3
15/22.5 = 2/3
Answer:
Do repeated addition
Step-by-step explanation:
For example 12 * 12 = 144 because 12+12+12+12+12+12+12+12+12+12+12+12=144
Answer:
15 - 5x = 5 · 3 - 5 · x = 5(3 - x)