Class A has 13 pupils and class B has 12 pupils. Both classes sit the same maths test. The mean score for class A is 68. The mean score for both classes is 45. What is the mean score (rounded to 2 DP) in the maths test for class B?

t hope this

:

what are you doing do you need examples of variable questions?

step-by-step explanation:

5a-1=9               bring the one over the =

5a=10                     divide by your variable

a=2

brainliest? ?

here try this one

3a-24=0

you should talk someone who owns the website about it. you did not deserve to have all that hard work and time taken away. id watch videos of little puppies to cool you down, and maybe some nacho cheese doritos.