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Goshia [24]
3 years ago
13

Simplify to standard form (2x +4) + (-7 – 3b) + (5 – 8x)

Mathematics
1 answer:
docker41 [41]3 years ago
8 0

Answer:

−3b−6x+2

Step-by-step explanation:

2x+4−7−3b+5−8x

=2x+4+−7+−3b+5+−8x

Combine Like Terms:

=2x+4+−7+−3b+5+−8x

=(−3b)+(2x+−8x)+(4+−7+5)

=−3b+−6x+2

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Mrs. Flores asked her students to write a number, its opposite, and its absolute value, in that order. Four of her students turn
oee [108]

Answer:

Sarah is correct

Step-by-step explanation:

Required

Which of the students is correct

Let a number be x,

Given what the teacher asked the students to do, the solution is:

Number = x

Opposite = -x

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Only Sarah got this correctly; others are incorrect.

The proof is as follows.

For Sarah

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<em>Other students are incorrect</em>

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