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kotykmax [81]
3 years ago
11

Evaluate -5x-6y when x=-4 y=4

Mathematics
1 answer:
Georgia [21]3 years ago
8 0

Answer:

-4

Step-by-step explanation:

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Pedro simplified four over seven divided by five over eight.; his work is shown below. Identify where he made his error. Origina
Vlad [161]
Step 3 is wrong.
It should be 4/7 / 5/8
                    4/7 x 8/5
                    32/ 35

                    
5 0
3 years ago
Read 2 more answers
Este curso nuestro instituto tiene 473 alumnos. Si nos dicen que respecto al curso anterior se ha producido un aumento de inscri
tester [92]

Answer:

En el curso anterior había 430 alumnos.

Step-by-step explanation:

El curso tiene 473 alumnos. Nos dicen que respecto al curso anterior se ha producido un aumento de inscripciones del 10 %. Entonces, siendo x la cantidad de alumnos que había en el curso anterior, se puede plantear la ecuación:

x + 0.1*x= 473

Resolviendo se obtiene:

1.1*x=473

x= 473 ÷1.1

x= 430

<u><em>En el curso anterior había 430 alumnos.</em></u>

7 0
3 years ago
Tom and Jerry are hoping to be selected from their class of 27 as president and vice-president of the Social Committee (they jus
andrezito [222]

Answer:

(1/117). decimal is 0.008547(6 decimal places)

Step-by-step explanation:

Ok here u go

8 0
3 years ago
Pre algebra help ( will give brainliest ) sorry if it's hard to see
Alina [70]
3.4×10⁻¹⁴ × 1.8×10²⁸

= (3.4 x 1.8) x 10⁽⁻¹⁴⁺²⁸⁾

= 6.12 x 10¹⁴


Answer is A.

Hope it helps!
4 0
3 years ago
Suppose a researcher studying health issues measures blood pressure and the percentage of body fat for several adult males and f
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Answer:1) hypertension

2) cardiovascular Risk Factor

3) Obesity

Step-by-step explanation:

They all have to do with effective flow of blood in the body system

6 0
3 years ago
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