Ask
your own question, for FREE!
Mathematics
12 Online
OpenStudy (anonymous):
Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this. 3x + 7y = 77 -2x + 7y = 42
Still Need Help?
Join the QuestionCove community and study together with friends!
OpenStudy (anonymous):
3x + 7y = 77---(1) -2x + 7y = 42 ---(2) (1)-(2), 3x+7y+2x-7y=77-42 5x=35 x=7 Sub. x=7 into (3), 3(7)+7y=77 7y=56 y=8
OpenStudy (anonymous):
got it?
Can't find your answer?
Make a FREE account and ask your own questions, OR help others and earn volunteer hours!
Join our real-time social learning platform and learn together with your friends!
Join our real-time social learning platform and learn together with your friends!
Latest Questions
VERNEISH:
Two objects are moving along separate linear paths where each path is described by position, d, and time, t.
Maci:
what are the best stock apps for people who want to start investing?
Twaylor:
genuienly how do i get better self control i keep watcing youtube and theres this
IzzyCookie:
|dw:1792074056138:dw| Uhm, I don't know where to ask this, but I'm in college welding at my community college, and I need help learning vertical welding for
thehearken:
not sure if this is considered spam, im sorry if it is, but does anyone have tips
VERNEISH:
Two objects are moving along separate linear paths where each path is described by position, d, and time, t.
14 hours ago
1 Reply
0 Medals
Maci:
what are the best stock apps for people who want to start investing?
5 days ago
3 Replies
2 Medals
Twaylor:
genuienly how do i get better self control i keep watcing youtube and theres this
1 week ago
3 Replies
0 Medals
IzzyCookie:
|dw:1792074056138:dw| Uhm, I don't know where to ask this, but I'm in college welding at my community college, and I need help learning vertical welding for
3 days ago
9 Replies
1 Medal
thehearken:
not sure if this is considered spam, im sorry if it is, but does anyone have tips
1 week ago
2 Replies
1 Medal