Seven because 1+2 is 3 and 3+1 is 4 so in total is seven
Answer:
please mark me as brainlest
Step-by-step explanation:
B is the answers for the question
Answer:
39. 29
36. 50
33. 7
30. 33
Step-by-step explanation:
39. According to the Order of Operations, in this case, Subtraction & Addition are evaluated after Division & Multiplication:

36. Evaluate everything since everything is wrapped in parentheses:

33. Evaluate everything inside of parentheses FIRST:

I am joyous to assist you anytime.
Answer:
£210
Step-by-step explanation:
I think i just worked it out in my head
Answer:
x^2 -12x+36
Step-by-step explanation:
x^2 – 12x
Take the coefficient of x
-12
Divide by 2
-12/2 = 6
Square it
6^2 = 36
We need to add 36 to make x^2 -12x a perfect square trinomial
x^2 -12x+36