Answer:
I think Substitution
Step-by-step explanation:
Because x is already solved for in the second equation.
Answer:
2 400 000
Step-by-step explanation:
is that right? not sure wut u were looking for
8.129
8.219
8.3
8.37
Always go from left to right as compare the values in the tenth, then hundredths, then thousandths place. Remember that if there is no digit, it is a 0 (after the decimal of course).
The three points and two points must swop, and the different slopes and the same slope must swop too.
Let
be the number of hours worked at Job A and
the number of hours at Job B. Then

and

From the first equation,

and substituting this into the second gives


