Answer:
I hope to get a brainiest. Solution is in attached files. You can ask any question on it
Step-by-step explanation:
A:variables because a variable is a symbol for a number you don’t know yet
14/20 21/30 28/40 are the equivalent fractions
24 times 6 with a little bit of 4
Answer:
Step-by-step explanation:
2s + t = r
t = r - 2s