9(x) = 2x-1 r(x) = -2x 2 2 Find the value of r(q (2)).
1 answer:
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Greetings!
You can create an equation to solve for x:
Cross Multiply.
Divide both sides by 10.
The Answer Is:
Out the 400 smokers, approximately 360 of them started smoking before age 21.
Hope this helps.
-Benjamin
You can create an equation to solve for x:
Cross Multiply.
Divide both sides by 10.
The Answer Is:
Out the 400 smokers, approximately 360 of them started smoking before age 21.
Hope this helps.
-Benjamin
Answer:
Step-by-step explanation:
Given a System of linear equations, the solution of the system is the point in which the lines intersect, where "x" is the x-coordinate and "y" is the y-coordinate.
Having the following System of equations:
You can use the Elimination method to find the value of "x":
-Multiply the second equation by 3.
- Add the equations.
- Solve for "x".
Then, you get: