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NemiM [27]
2 years ago
5

Solve the following: a) 4x 3= 2x + 7 b) 2x+6= 7x14

Mathematics
1 answer:
nikdorinn [45]2 years ago
7 0
<h2><u>Correct question</u> : 4x - 3 = 2x + 7 </h2>

<h2><u>Solution</u> : 4x - 3 = 2x + 7 </h2>

4x - 2x = 7 + 3 \\  \\ 2x = 10 \\  \\ x =  \frac{10}{2}  \\  \\ x = 5.

<h2>•••••••••••••••••••••••••••••••••••••••</h2>

<h2><u>Correct Question</u> : 2x + 6 = 7x - 14</h2>

<h2><u>Solution</u> : 2x + 6 = 7x - 14</h2>

2x - 7x =  - 14 - 6 \\  \\  - 5x =  - 20 \\  \\ x =  \frac{20}{5}  \\  \\ x = 4.

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Solve for r. You must write your answer in fully simplified form.<br> -9=-6r
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which pair of numbers have a greatest common factor of 3? select each correct answer. 3 and 9 3 and 9 18 and 15 18 and 15 15 and
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The pair of numbers that have the greatest common factor of 3 are:

6 and 9

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<h3>What is greatest common factor?</h3>

The biggest number, which is the variable of at least two number is known as the Best Normal Element (GCF). It is the biggest number (factor) that partition them bringing about a Characteristic number. When every one of the elements of the number are found, there are not many variables which are normal in both.

The factors of 6 and 9 are:

6 ⇒ 1, 2, 3 and 6

9 ⇒ 1, 3, 9

The greatest common factor here is therefore 3.

The factors of 18 and 15 are:

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Greatest common factor is also 3

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Greatest common factor here is also 3.

Learn more about greatest common factor, refer:

brainly.com/question/4802873

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