Mathematics, 21.06.2019 18:20 laza87
Find the solution of this system of equation -7x+y=-20 9x-3y=36
Answers: 1
Mathematics, 21.06.2019 13:00, hihihi129473838
Zoe placed colored blocks on a scale in science class. each block weighed 0.8 ounces. the total weight of all the colored blocks was 12.8 ounces. how many blocks did zoe place on the scale? write and solve an equation to find the answer.
Answers: 2
Find the solution of this system of equation -7x+y=-20 9x-3y=36...
Mathematics, 30.05.2020 09:59
Mathematics, 30.05.2020 09:59
Mathematics, 30.05.2020 09:59
Mathematics, 30.05.2020 09:59