1). 12 x 3²=
2). 11 × 2 + 3 =​

Hello, my name is Rafli, I come from Indonesia, I am 13 years old​

no

step-by-step explanation:

2-7=-5

7-2=5

when you combing like terms for ech expression, 5 and -5. these numbers are not equal to each other.

50- 250 is correct i did that one too

step-by-step explanation:

step-by-step explanation:

this may not be at all, but i use the same website you're using for school, and if i'm stuck doing one of these i try to look for it on the section.