zay65307
23.05.2020 •
Mathematics
Please help I need step by steps with this!!
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Ответ:
x=2, y=-5
Step-by-step explanation:
3x+2y=-4
4x-y=13
Let's subtract 4x from both sides of the second equation, and then multiply both sides by -1:
y=4x-13
Now that you have isolated y, you can plug it into the first equation:
3x+2(4x-13)=-4
3x+8x-26=-4
11x=22
x=2
y=-5
Hope this helps!
Ответ:
MW=CD
Step-by-step explanation: