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andreev551 [17]
3 years ago
8

2x+3y=4 y = -3x + 20

Mathematics
1 answer:
natima [27]3 years ago
3 0

Answer:

=-15

Step-by-step explanation:

Tiger solves YOUR Linear Equations step by step using the Substitution Method, showing work{-2x+3y=20;4x+4y=-15}

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What 75% of two hundred
Ghella [55]

To find 75% of 200, we can multiply two fractions.

75/100 * 200/1

Now, just multiply the numerators and the denominators separately.

75 * 200 = 15000

100 * 1 = 100

Now, divide.

15000/100 = 150

<h3>75% of 200 is 150.</h3>
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3 years ago
Simplify the expression -3z(1.8z-2.2).
alexdok [17]

Answer:

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Step-by-step explanation:

Given:

-3z(1.8z-2.2)

Solution:

Applying Distributive property,we obtain

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Answer:

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7 0
3 years ago
The radius of circle C is 6 units and the measure of central angle ACB is StartFraction pi Over 2 EndFraction radians. What is t
monitta

Answer:

Given: The radius of circle C is 6 units and the measure of central angle ACB is StartFraction pi Over 2 EndFraction radians.

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What is the approximate area of the entire sector created by central angle ACB?

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6 0
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