3 math questions 1. Simplify the expression and show each step.
6x+1 -(3x-1

2. Which expression is equivalent to
(3x-1)-2.75(x+2

3. Matt and his friends paid $30 for 4 sandwiches and 4 bottles of water. Each sandwich cost the same amount. The bottles of water cost $2 each. how much does the sandwich cost

no, x cannot be the same number. in all of them, x is 1. for one input there is another output. g is not a function

give brainliest

the answer would be d

straight away you can eliminate a and c because not all books contain a scientific skill because some may be fiction. c is also wrong because it saids that the only way children can learn is through books which is incorrect.

b is also wrong because reading can be a scientific skill but not always, therefore it is wrong which leaves you with d, the correct answer since it said that it can children learn.

hope this ! : 3