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twrxght6643
18.12.2020 •
Mathematics
Evelyn is working two summer jobs, making $18 per hour tutoring and making $9 per hour landscaping. In a given week, she can work a maximum of 13 total hours and must earn a minimum of $180. If xx represents the number of hours tutoring and yy represents the number of hours landscaping, write and solve a system of inequalities graphically and determine one possible solution. PLEASE ANSWER QUICKLY THIS IS A TIMED TEST
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Ответ:
6 hours
Step-by-step explanation:
18 x 8 = 144
200 - 144 = 56
56/11 = 5.09
So since it’s a reparations decimal we make the number higher.
11 x 6 = 66
144 + 66 = 210
210 ≥ 200
Ответ:
Step-by-step explanation:
From the given figure, it can be seen that there are two circles with centers A and B respectively. The circle with the center A is larger in size than the circle with center B. Points P, Q and E lie on the surface of the circle having center A and R, S, C and T points lie on the circle having center B.
One tangent passes from the point Q of the one circle to the point T of the another circle and the other tangent passes from point R of the smaller circle to the point E of the larger circle. These two tangents intersects each other outside both the circle. There is another tangent which passes from the point C of the smaller circle to a point D lying outside the circle.