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2 years ago

How to do this friends ???

Mathematics

1 answer:

jonny [76]2 years ago

5 0

$~~~~~~\dfrac 6{x+1} = \dfrac 5{x-3}\\\\\\\implies 6(x-3) = 5(x+1)~~~~~~~~~~~~~~~~~~~~~~~~;[\text{Cross - Multiply}] \\\\\\\implies 6x - 18 = 5x +5\\\\\\\implies 6x -5x = 5+ 18\\\\\\\implies x = 23$

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What are the factors of 18 24 36

Natalka [10]

Factors of 18: 1, 2, 3, 6, 9, 18

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Factors of 36: 1, 2, 3, 4, 6, 9, 12, 18, 36

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3 years ago

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What is 3/5 of 7 kg ?

MAVERICK [17]

What is 3/5 of 7 kg ?

of = multiplication

3/5 × 7 = ?
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3/5 of 7 kg is 4.2 kg.

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na2s + hcl _____ nacl + h2s Which of these would represent the coefficients needed to balance this equation? A) 1, 1, 1, 1 B) 1,

USPshnik [31]

Answer:

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Step-by-step explanation:

In given equation:

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To equal the number of Na and H atoms on both sides, HCl and NaCl will have a coefficient of 2 to balance the equation while Na₂S and H₂S will have a coefficient of 1.

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3 years ago

The area of a rectangle is 3/8 in and the length is 5/8 What is the width?

liberstina [14]

Answer:

The width W is :

$W=\frac{3}{5}$

Step-by-step explanation:

Let A be the area of the rectangle

Let L be the length of the rectangle

Let W be the width of the rectangle

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Formula:

A = L × W

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$\begin{aligned}A &=L \times W \\\Rightarrow W &=\frac{A}{L} \\\Rightarrow W &=\frac{\frac{3}{8}}{\frac{5}{8}} \\&=\frac{3}{8} \times \frac{8}{5} \\&=\frac{3 \times 8}{8 \times 5} \\&=\frac{3}{5}\end{aligned}$

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Natasha_Volkova [10]

Answer:

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Step-by-step explanation:

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