3 years ago

Help Me For Number 9 through 14 and also it supposed to be Inequality

Mathematics

1 answer:

alexandr402 [8]3 years ago

7 0

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Simplify the following as much as possible:<br> 6a – 3a + 9a

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6a - 3a + 9a= 12a yes u must makesure that u must have to do the working ive alrdy wrote it up there so u cn just follow okay thanks

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3 years ago

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Sandy lives 200 m from school. One

lisov135 [29]

Answer:

Following are the solution to the given question:

Step-by-step explanation:

For question 1:

Calculating the speed between A and B:

$Time\ (t)= 1 \ hours\\\\Distance\ (d)= 10 \ km\\\\V=\frac{d}{t}=\frac{10}{1}= 10 \ kmph$

For question 2:

Calculating the speed between B and C:

$Time\ (t)= (2-1)=1 \ hours\\\\Distance\ (d)= (15-10)= 5\ km\\\\V=\frac{d}{t}=\frac{5}{1}= 5 \ kmph\\$

For question 3:

In this the speed between A and B is the double to speed between B and C.

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3 years ago

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Zigmanuir [339]

Answer:

Step-by-step explanation:

slope = y2-y1/x2-x1

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3 years ago

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egoroff_w [7]

Answer:

Step-by-step explanation:

PEMDAS

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3 years ago

Work out the highest common factor (HCF) of 18 and 30

Paraphin [41]

$18 = 2\times 3 \times 3\\\\30 = 2 \times 3 \times 5\\\\\text{HCF}~ = 2\times 3 = 6$

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2 years ago