Answer:
7x
Step-by-step explanation:
4+3= 7
=7x
(since they both have the variable "x" we can combine them both)
have a good day! <3
Answer:
lets talk first
Step-by-step explanation:
Answer:
To multiply two numbers in scientific notation, multiply their coefficients and add their exponents. To divide two numbers in scientific notation, divide their coefficients and subtract their exponents. In either case, the answer must be converted to scientific notation.
Step-by-step explanation:
Answer:
See attachment for graph
Step-by-step explanation:
Given
Required
Draw the graph
First, we identify at least 2 possible values of x and y
Let 
Solve for y
So, a point is: 
Let 
Solve for y
So, another point is: 
<em>Plot </em><em> and </em><em> on the graph, then draw a straight line through both points</em>
See attachment for graph
So, we have the information:
Save $10 first month
$5 the next months
X = amount of months
Cost = 175
So, it will take 7 months.
10+15+20+25+30+35+40 = 175
