Please help with math urgent 5 stars to whomever answers?
2016-01-02 9:18 pm
Solve the system of equations with the elimination method for y+5=4x,2y=8x+2
回答 (4)
2016-01-02 10:23 pm
y = 4x - 5
and
y = 4x + 1
No can do !!!
and
y = 4x + 1
No can do !!!
2016-01-02 9:49 pm
Equation A: y + 5 = 4x
Equation B: 2y = 8x + 2
B/2: y = 4x + 1
Subtract B/2 from A: y + 5 -y = 4x - (4x + 1)
5 = -1
No solution.
These are two parallel lines.
Equation B: 2y = 8x + 2
B/2: y = 4x + 1
Subtract B/2 from A: y + 5 -y = 4x - (4x + 1)
5 = -1
No solution.
These are two parallel lines.
2016-01-02 9:25 pm
No Solution
2016-01-02 9:23 pm
It doesn't have a solution.
收錄日期: 2021-04-21 16:10:13
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20160102131855AAqIkOI