3 years ago

I want to know what the answer is in a fraction.

Mathematics

1 answer:

Anon25 [30]3 years ago

5 0

Move all terms that don't contain K to the right side and solve.

K= Z/3 + 3

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Need help <br> Two-step equations <br> x/4+8=3

prohojiy [21]

Answer:

x = - 20

Step-by-step explanation:

$\frac{x}{4} + 8 = 3 \\ \\ \frac{x}{4} = 3 - 8 \\ \\ \frac{x}{4} = - 5 \\ \\ x = - 5 \times 4 \\ \\ \huge \red { \boxed{ x = - 20}}$

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3 years ago

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Factor the algebraic expression 21a + 9

vladimir2022 [97]

Answer:

21a + 9

Simplifying

21a + 9

Reorder the terms:

9 + 21a

Factor out the Greatest Common Factor (GCF), '3'.

3(3 + 7a)

Final result:

3(3 + 7a)

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What is the least common denominator of 8/9 + 4/7?

SVEN [57.7K]

Do you mean LCM (Least common multiple)

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stepan [7]

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3 years ago

Is the expression a valid way to calculate the total bill with a 15% tip. (Yes it no for each letter)

prisoha [69]

Answer:

x*15% (x times fifteen percent)

Step-by-step explanation:

Say x is 20, you multiply 20 times 15% and that will be your answer

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