subject
Mathematics, 04.05.2021 01:00 jordenlehman

Mark is solving the following system. Step 1: He multiplies equation (1) by 7 and adds it to equation (3). Step 2: He multiplies equation (3) by 2 and adds it to equation (2). Which statement explains Mark’s mistake?

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 15:30
Find the perimeter of the figure shown above. a. 50 cm c. 30 cm b. 64 cm d. 60 cm select the best answer from the choices provided a b c d
Answers: 1
question
Mathematics, 21.06.2019 17:00
Find the value of the variable and the length of each secant segment.
Answers: 1
question
Mathematics, 22.06.2019 01:30
Sara goes on a slingshot ride in an amusement park. she is strapped into a spherical ball that has a radius 3*10^2 of centimeters. what is the volume of air in the spherical ball? use this formula: volume of a sphere=4/3pi,r^3 , where r is the sphere’s radius.
Answers: 1
question
Mathematics, 22.06.2019 01:40
Over the last 4 seconds, a snail has traveled 4/9 of an inch. if the snail traveled the same distance each second, how far did it travel each second?
Answers: 2
You know the right answer?
Mark is solving the following system. Step 1: He multiplies equation (1) by 7 and adds it to equatio...
Questions
question
Mathematics, 17.07.2019 23:00
question
Mathematics, 17.07.2019 23:00
question
Mathematics, 17.07.2019 23:00
Questions on the website: 13722367