2 years ago

If 3x + 2y= 14 and 5x + 3y = 12, then find the value of 5x- y.

Mathematics

1 answer:

Ksju [112]2 years ago

6 0

I think the answer would be negative 124 NOT SURE

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2 years ago

Which symbol makes the following TRUE?

olchik [2.2K]

Option A:

6 – 4(3) < 5 – 10

Solution:

Given expression is 6 – 4(3) ____ 5 – 10.

Let us first simplify the expression.

Take left side expression.

⇒ 6 – 4(3)

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⇒ –6

Take right side expression.

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⇒ –5

To find which symbol makes the expression true.

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Option A is the correct answer.

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3 years ago

Simplify 4 n5 + 3.5 n5 + (-2.1 n5 ).

Alona [7]

Step-by-step explanation:

Step 1: Let's simplify step-by-step.

$4n^5 + 3.5n^5 - 2.1n^5$

$= 4n^5 + 3.5n^5 + -2.1n^5$

Step 2: Combine Like Terms:

$= 4n^5 + 3.5n^5 + -2.1n^5$

$= (4n^5 + 3.5n^5 + -2.1n^5)$

$= 5.4n^5$

Answer:

$=5.4n^5$

Hope this helps.

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2 years ago