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MrMuchimi
2 years ago
9

Example

Mathematics
1 answer:
saul85 [17]2 years ago
6 0

Answer:

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You might be interested in
A variable needs to be eliminated to solve the system of equations below. Choose the
sasho [114]

Step-by-step explanation:

-4x - 2y = 18

+ (4x - 4y = -36)

=> -6y = -18, y = 3

As we added the equations together, we have eliminated x and found y.

Hence the correct answer is "Add to eliminate x".

4 0
2 years ago
A line that forms and 90° angle with the original line is:
Nikolay [14]

Answer:

a right angle

Step-by-step explanation:

4 0
2 years ago
Henry wants to earn more than $68 trimming trees. He charges $6 per hour and pays $4 in equipment fees. What are the possible nu
nexus9112 [7]
68>6t+4 when ever the number is per something(the 6) you put the variable with it and 4 is the constant

t>16
5 0
3 years ago
Considera um quadrado de lado 2x e um rectângulo de comprimento x e largura x  2 . Qual é o valor de x para o qual as duas figu
ki77a [65]

Answer:

3 unidades de comprimento

Step-by-step explanation:

O perímetro é definido como a soma de todos os lados.

O perímetro de um quadrado de lado 2x é dado por:

Q=4*2x=8x

O perímetro de um retângulo de comprimento x e largura x² é dado por:

R=2x+2x^2

Para que ambos os perímetros sejam iguais:

R=Q\\8x=2x+2x^2\\x^2=\frac{6}{2}x\\ x=3

O valor de x é igual a 3 unidades de comprimento.

4 0
2 years ago
What is (x – 3)(2x + 1)
umka21 [38]

Answer:

(x – 3)(2x + 1)

Expand the terms

We get

2x² + x - 6x - 3

Final answer

2x² - 5x - 3

Hope this helps you.

3 0
3 years ago
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