Answer:
Algebra is a branch of mathematics dealing with symbols and the rules for manipulating those symbols. In elementary algebra, those symbols (today written as Latin and Greek letters) represent quantities without fixed values, known as variables.
Step-by-step explanation:
So you would do
5×4×3= 60
and
5×4=20
so, for a 3 digit code there are 60 possibilities and for a 2 digit code there are 20 possibilities.
Answer:
17
Step-by-step explanation:
x+3x+x-7=78
5x-7=78
5x=78+7
5x=85
x=85/5
x=17
Answer: 
<em>y = mx + b</em>
m = slope = 
<u>The y-intercept(b) can be found by substituting a point into the function.</u>
<u>Therefore, the function is:</u>
Answer:
$300 <u>< </u> $75.00 + 15 x
Step-by-step explanation:
hope that helps
