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vovikov84 [41]
3 years ago
12

'A certain number divided by four, added to twice that number equals 12', all written in an equation​

Mathematics
1 answer:
enyata [817]3 years ago
5 0

Answer:

x\4+x+x=12

2x+x\4=12

9x\4=12

=5.333

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What is the value of the expression 2x2+3xy-y2, when x=2 And y=-4
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Plug in 2 for x, and -4 for y

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Simplify.

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hope this helps
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