Mathematics, 05.09.2020 19:01 plumv2145
Eduardo solved the following inequality, and his work is shown below: −5(x + 4) ≥ 4x − 38 −5x − 20 ≥ 4x − 38 −9x − 20 ≥ −38 −9x ≥ −18 x ≥ 2 What mistake did Eduardo make in solving the inequality? A. When dividing by −9, he did not change the direction of the sign. B. He subtracted 4x from both sides when he should have added. C. He added 20 to both sides when he should have subtracted. D. He did not make a mistake.
Answers: 2
Mathematics, 21.06.2019 16:00, gavianacandelar8522
Enter the number of complex zeros for the polynomial function in the box. f(x) = x+ + 5x² +6
Answers: 2
Mathematics, 21.06.2019 21:00, mccdp55
Select the correct answer from each drop-down menu. a system of equations and its solution are given below. system a complete the sentences to explain what steps were followed to obtain the system of equations below. system b to get system b, the equation in system a was replaced by the sum of that equation and times the equation. the solution to system b the same as the solution to system a.]
Answers: 1
Eduardo solved the following inequality, and his work is shown below: −5(x + 4) ≥ 4x − 38 −5x − 20 ≥...
English, 16.06.2020 19:57
Mathematics, 16.06.2020 19:57