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Valentin [98]
3 years ago
9

Please help me on this I am stuck and I need help ASAP

Mathematics
2 answers:
k0ka [10]3 years ago
6 0

Answer:

Grace is right

Step-by-step explanation:

3(2-x)-2(6x-8)=

so:

3×2 is 6

3×(-x) is -3x

-2×6x is -12x

-2×(-8) is 16 because -×- equals +

3(2-x)-2(6x-8)

=6-3x-12x+16

= -15x+22

yulyashka [42]3 years ago
5 0

Answer:

Grace

Step-by-step explanation:

Chelsea is wrong because the -2(6x - 8) cancels out the subtraction in the bracket so it should be -12x + 16

Roan did the same.

Please mark me Brainliest

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Factor completely: x2 - 10x + 25
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Plz tell me answer and explain how I could get the answer.
Vinil7 [7]

Answer:   349.5 miles

<u>Step-by-step explanation:</u>

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\large{d_1=r_1\times t_1\quad \rightarrow \quad r=75\ mph, t=150\ minutes}\\\\d_1=\dfrac{75\ miles}{1\ hour}\times \dfrac{1\ hour}{60\ minutes}\times 150\ minutes\\\\d_1=187.5\ miles\\\\\\\large{d_2=r_2\times t_2\quad \rightarrow \quad r=81\ mph, t=2\ hours}\\\\d_2=\dfrac{81\ miles}{1\ hour}\times 2\ hours\\\\d_2=162\ miles\\\\\\\large{\text{Total miles driven = }d_1+d_2}\\\\187.5\ miles +162\ miles = \boxed{349.5\ miles}

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