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  • 25-01-2022
  • Mathematics
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Please help me and explain (40 pts) will mark brainliest

Please help me and explain 40 pts will mark brainliest class=

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indrawboy
indrawboy indrawboy
  • 25-01-2022

use graph calculator (attachment)
or you can solve it by equation:
y+2.3=0.45x (eq 1)

-2y=4.2x-7.8
-y=2.1x-3.9

y=-2.1x+3.9 (eq 2)

eg 2 ⇒ eq 1
[tex]\tt -2.1x+3.9+2.3=0.45x\\\\-2.1x-0.45x=-6.2\\\\x=2.43\\\\y=-2.1(2.43)+3.9=-1.2[/tex]

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