Question

150x+100=10; 260x+40y=10​

Answer 1

150X+100=10

150x=10-100=-90

150x=-90

x=-90/150

X=-0.6

260x+40y=10

260(-0.6) +40y=10

-156+40y=10

40y=156+10=166

y=166/40

y=4.15