Answer:
Step-by-step explanation:
It is (3,-1).
Put the number as x and translate the English into math;
(7x+1)/4=9
Then solve for x
8x+1=36
8x=35
x=4.375 or 4 3/8
Hope this helps.
Answer:

Step-by-step explanation:

The first set of parentheses is unnecessary, so it can just be removed.

To remove the second set of parentheses, you must distribute the negative sign that is to its left. It changes every sign inside the parentheses.

Now you combine like terms.


Answer:
x = 2
Step-by-step explanation:
10/5 = 2 so it would look like this
2 4 6 8 10
1 2 3 4 5