Answer:
need more detail to answer correctly
Step-by-step explanation:
Ok so this is a difference of 2 perfect squares
1=1^2
49c^2=(7c)^2
to factor you remember
a^2-b^2=(a+b)(a-b) so
1^2-(7c)^2=(1+7c)(1-7c)
Answer:
$15.90
Step-by-step explanation:
30% of 53 is 15.90
<h2>
Answer:</h2>

<h2>
Step-by-step explanation:</h2>
A linear equation is an equation of a line while a system of linear equations contains two or more linear equations that work together. A system of two linear equation has no any solution when the lines have the same slope. The graphed line shown in the Figure has an equation
being the slope
. Thus, from the options the line that has the same slope is
. Finally, these two lines have no any because they are parallel.
Answer:
Step-by-step explanation: