2 years ago

Solve for x t=1/2(1/x-1/y)

Mathematics

1 answer:

Ilya [14]2 years ago

8 0

Answer:

Step-by-step explanation:

671518 jnaja(a iuyquq uhh 71718(2961881

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Please help with these two math problems<br><br> 1. 7^x ÷ 7^y =<br> 2. z^10x^y ÷ z^5 =

IceJOKER [234]

Answer:

1. 7^(x-y)

2. z^5x^y

Step-by-step explanation:

The applicable rule of exponents is ...

(a^b)/(a^c) = a^(b-c)

$\dfrac{7^x}{7^y}=\boxed{7^{x-y}}$

$\dfrac{z^{10}x^y}{z^5}=x^yz^{10-5}=\boxed{z^5x^y}$

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3 years ago

What is the line of a slope that has an equation of y=x-3?

Dovator [93]

The slope is the number in front of the x. In this equation it is 1.

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3 years ago

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Sofia works at Cowboy Corner. She receives 10% commission on all of the cowboy hats she sells in a month. If Sofia sells $545 in

marta [7]

Answer:

$54.50

Step-by-step explanation:

10% = 10/100

=545 × 10/100

=5450/100

=54.5

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3 years ago

Answer this please thanks

densk [106]

Answer:

z=5, m<b=66 degrees

Step-by-step explanation:

8z+74+2z+56=180

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10z=50

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3 years ago

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What is the area of this quadrilateral

sammy [17]

Answer:

Step-by-step explanation:

First, let's work out the two triangles:

Area of triangle: bxh/2

2 x 8/2 = 8

Because there is two triangles multiply 8 by 2 = 16

To work out the area of the central rectangle:

Area of rectangle: l x w

3 x 8 = 24

Add 16+24 = 40 square feet

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2 years ago