Mathematics, 01.08.2019 19:00 king6757
1. use substitution to solve the system of equations. y = 6x x + 2y = −39 a. (6, −2)(6, −2) b. (−3, −18)(−3, −18) c. (5.5, −33)(5.5, −33) d. (12, 6) 2. use the elimination method to solve the system of equations. 5x + 2y = 7 −5x + 4y = 5 a.( 3/5, 2) b. there is no solution. c. (2,1) d. there are an infinite number of solutions. what is the solution of the system? (this question can have more then one answer.) use either the substitution method or the elimination method. y = 4x − 9 y = x − 3 (1, −2) (3, 0) (2, −1) there is no solution.
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Mathematics, 21.06.2019 19:00
The ratio of the measures of the three angles in a triangle is 2: 9: 4. find the measures of the angels
Answers: 2
Mathematics, 21.06.2019 20:50
An object is translated by (x + 4, y - 2). if one point in the image has the coordinates (5, -3), what would be the coordinates of its pre-image? (9, -5) (1, -5) (9, -1) (1, -1)
Answers: 1
Mathematics, 21.06.2019 21:50
What is the next step in the given proof? choose the most logical approach. a. statement: m 1 + m 2 + 2(m 3) = 180° reason: angle addition b. statement: m 1 + m 3 = m 2 + m 3 reason: transitive property of equality c. statement: m 1 = m 2 reason: subtraction property of equality d. statement: m 1 + m 2 = m 2 + m 3 reason: substitution property of equality e. statement: 2(m 1) = m 2 + m 3 reason: substitution property of equality
Answers: 3
Mathematics, 21.06.2019 22:30
According to the 2008 u.s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of california was approximately two times the population of florida. b. the population of florida was approximately twenty times the population of california. c. the population of florida was approximately two times the population of california. d. the population of california was approximately twenty times the population of florida.
Answers: 1
1. use substitution to solve the system of equations. y = 6x x + 2y = −39 a. (6, −2)(6, −2) b. (−3,...
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