Question

From the sum of 4 by 9 and-6 by 18 subtract 7 by -12.

Answer 1

4 by 9 and -6 by 18 subtract 7 by -12
4×9+-6×18-7×-12 (+,- = -)
36-108+84 (-,- = +)
120-108=12
12 is your answer

Answer 2

Answer:

25 by 36

Step-by-step explanation:

4 by 9 + 6 by 8 LCM 18