45 - 7 = 38
unknown quantity is the miles already traveled.
Answer:
Maybe if you added a coordinate chart someone could actually help you :)
Step-by-step explanation:
Hi there! The answer is B.

First work out the parenthesis.

Next collect the terms.

The answer is B.
Answer: 
Step-by-step explanation:
Given
Rami practices his saxophone for
hour on 4 day each week
So, for a week she practices around

Converting it into mixed fraction

Answer:
C
Step-by-step explanation:
- example : (5+2)² = 5² + 2.5.2 + 2² = 49
9x² + 6x + 1
9x² = (3x)²
1 = 1²
6x = 2.3x.1
So => 9x² + 6x + 1 => <em>(3x + 1)² </em>
Hope this helps ^-^