Answer:
f = 7
Step-by-step explanation:
7f = 49
Divide each side by 7
f = 7
Step-by-step explanation:
(x × 5) +6=41
5x + 6=41
5x =41-6
5x=35
x=(35/5)
x=7
Answer by JKismyhusbandbae: expression 2 and expression 1
Look at the four expressions. Simplify any expressions that can be simplified to see which two are equivalent.
8v × 30v = ( 8 × 30) × ( v × v) = 
Since expression 2 can be simplified to expression 1, they are equivalent.