Mathematics, 05.02.2020 01:47, kiasiab17
The equations βa β 7b = 14 and β4a β 14b = 28 represent a system of linear equations. which statement correctly explains how to eliminate the variable b when solving the system of equations? multiply the first equation by β2 and add it to the second equation. then solve the resulting equation, β2a = 0. multiply the first equation by 2 and add it to the second equation. then solve the resulting equation, β2a = 0. divide the second equation by β4 and add it to the first equation. divide the second equation by 4 and add it to the first equation.
Answers: 3
Mathematics, 21.06.2019 15:00, bige556
Cherie measures and records the lengths and sizes of the same style of a sandal found at a shoe store. which equation can be used to determine the approximate shoe size, s, for a foot length of x inches? s = x β 2 s = 2x β 10 s = x + 6 s = 2x + 4
Answers: 3
Mathematics, 21.06.2019 17:00, averyeverdeen01
Pam buys a sleeve of ball bearings for her skateboard. each of the bearings is 1 1/5 inches wide. the sleeve is 9 3/5 inches long. how many ball bearings are in the sleeve? show your work.
Answers: 3
Mathematics, 21.06.2019 17:00, KillerSteamcar
The general form of the quetion of a circle is ax^2+by^2+cx+dy+e=0 where a=b=0 if the circle has a radius of three units and the center lies on the y axis which set of values of a, b, c, d, and e might correspond to the circle
Answers: 1
Mathematics, 21.06.2019 21:50, shay68596
What is the next step in the given proof? choose the most logical approach. a. statement: m 1 + m 2 + 2(m 3) = 180Β° 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
The equations βa β 7b = 14 and β4a β 14b = 28 represent a system of linear equations. which statemen...
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