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Tasya [4]
3 years ago
5

1.2x minus 4y equals 28. What does y equal.​

Mathematics
1 answer:
seraphim [82]3 years ago
4 0

Answer:

y = 1.2/4 x + 7

Step-by-step explanation

1.2x - 4y =28

4y = 1.2x + 28

y = 1.2/4 x + 28/4

y = 1.2/4 x + 7

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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
Use the method of least squares to solve the following problem.
slamgirl [31]
Purr fbfbfbffjhfbfbfbfbfbfbf
3 0
3 years ago
The population of a certain city is decreased by 5332 in 20 years express the change in population per year as a unit rate
3241004551 [841]

Answer:

266.6 per year

Step-by-step explanation:

53392 / 20 = 266.6

= 266.6 per year

5 0
2 years ago
Answer all for brainliest
sergey [27]

Answer: 1/10 is greater; niether its equal; 2 1/2, .25, -.2, -1/2, -4/5

Step-by-step explanation:

1/10 is a tenth and .09 is a hunderedth

7 0
3 years ago
How do I solve this problem 3y-6+7y-4y
VashaNatasha [74]
Let's simplify step-by-step.
3y-6+7y-4y
=3y+ -6+7y+ -4
Combine Like Terms.
=3y+ -6 +7y+ -4y
=6y+ -6
Answer:
6y-6
6 0
3 years ago
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