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5x^2+20=30 please show all work

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5x^2+20=30 please show all work

asked Oct 24, 2016 151k views

1 vote

5x^2+20=30 please show all work

Mathematics
high-school

Jameslafferty asked

by Jameslafferty

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1 Answer

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$5x^2+20=30\\ 5x^2=10\\ x^2=2\\ x=-\sqrt2 \vee x=\sqrt2$

JuliusG answered Oct 29, 2016

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