subject
Mathematics, 08.12.2019 13:31 emma6892

{5x=7y
{x+7y=21

pls i dnt understand

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 13:10
Identify whether the figure has plane symmetry, symmetry about an axis, or neither.
Answers: 1
question
Mathematics, 21.06.2019 14:50
What is the square root of 45? (step by step working plz)
Answers: 1
question
Mathematics, 21.06.2019 16:20
Under normal conditions, 1.5 feet of snow will melt into 2 inches of water. during a winter season high in the mountains, 301 feet of snow fell. how many inches of water will there be when the snow melts?
Answers: 1
question
Mathematics, 21.06.2019 16:30
Translate this phrase into an algebraic expression. 21 more than twice goran's savings use the variable g to represent goran's savings. need to know fast.
Answers: 1
You know the right answer?
{5x=7y
{x+7y=21

pls i dnt understand...
Questions
question
Mathematics, 24.04.2020 18:53
question
Mathematics, 24.04.2020 18:53
question
Mathematics, 24.04.2020 18:53
question
History, 24.04.2020 18:53
question
Advanced Placement (AP), 24.04.2020 18:53
Questions on the website: 13722363