Mathematics, 04.08.2019 20:30 haileyrae187
What is the solution to the system? 1) 3x+y+z=7 2) x+3y-z=13 3) y=2x-1 a) (3, 2, β2) b)(7, 13, β1) c) (β2, 3, 2) d)(2, 3, β2)
Answers: 1
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Asquare parking lot has 6,400 square meters what is the length in meters
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Some boys and girls were asked if they had a pet. one third of the group were boys. there were 20 boys. 20% of the girls had a pet. boys with a pet : girls with a pet = 1 : 5 i need to know how many girls there are.
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Mathematics, 21.06.2019 20:00
Ana drinks chocolate milk out of glasses that each holdof a liter. she has of a liter of chocolate milk in her refrigerator. 10 how many glasses of chocolate milk can she pour?
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Given: lines a and b are parallel and line c is a transversal. prove: 2 is supplementary to 8 what is the missing reason in the proof? statement reason 1. a || b, is a transv 1. given 2. β 6 β
β 2 2. ? 3. mβ 6 = mβ 2 3. def. of congruent 4. β 6 is supp. to β 8 4. def. of linear pair 5. β 2 is supp. to β 8 5. congruent supplements theorem corresponding angles theorem alternate interior angles theorem vertical angles theorem alternate exterior angles theorem
Answers: 3
What is the solution to the system? 1) 3x+y+z=7 2) x+3y-z=13 3) y=2x-1 a) (3, 2, β2) b)(7, 13, β...
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