Mathematics, 22.01.2020 04:31, eshaesmot12345

Can someone pls give me the answer with steps for -5x-8y=17
2x-7y=-17
it’s a substitution i don’t know how to do a step by step because i’m so confuse? ? plsss asaappp
and also
-3x-3y=3
y=5x-17

Answers: 1

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Can someone pls give me the answer with steps for -5x-8y=17
2x-7y=-17
it’s a substituti...