Richard and Teo have a combined age of 31. Richard is 4 years older than twice Teo's age. Write a system of equations. How old a
1 answer:
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The approximate solution to the given system of equations, considering the graph, is given as follows:
D. .
A system of equations is when two or more variables are related, and equations are built to find the values of each variable.
On a graph, the solution of a system of equations is given by the intersection between the curves. In this graph, the intersection of the two curves happen close to x = -3.25, y = 2.5, hence the solution is approximated by:
D.
More can be learned about a system of equations at brainly.com/question/24342899
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Answer:
720 degrees = or 0.785 radians.
Step-by-step explanation:
Given:
The angle in degrees in given as 720°
We need to convert this to radians.
Now, we know that, the relation between degrees and radians is given as:
180 degree = π radians
Therefore, using unitary method, the value of 1 degree can be calculated.
∴ 1 degree =
Now, the value of 720 degrees can be calculated by multiplying the unit value and 720. So,
Hence, the measure of 720 degrees in radians is or 0.25π radians or 0.785 radians.