Answer:
it's a sooooooo it's the first one
Answer: C
Step-by-step explanation: it is c trust me
Answer:
10
Step-by-step explanation:
Do 40+8 first which is 48. then you think "what times four is 48" which is 12. so you need to add something to 2 to make 12. which is 10. A=10 :)
Answer:
I think its correct
Step-by-step explanation:
booooooooom
A) He wanted to create zero pairs on the left side of the equation to get a positive coefficient of x on the right side