savagesweet16 savagesweet16

03-06-2020
Mathematics

contestada

Please help with this work

Please help with this work class=

Respuesta :

shezu779 shezu779

03-06-2020

Answer:

B = 80

Step-by-step explanation:

y = 4x

y = 1/2x + 280

Substitute one equation into another.

4x = 1/2x + 280

Combine like terms

3.5x = 280

x = 80

Answer Link

Otras preguntas

Betty gets paid 25 cents per paper to deliver newspapers in her neihborhood. When Betty is sick, she pays her brother Bob 10 cents per paper to deliver for her.

What is the Noble gas notation of silicon (Si)? [Ne] 2s22p2 [Ar] 3s23p2 [Ne] 3s23p2 [Mg] 3p2?

what is the greatest common factor of 42 and 90 and 81

How do you solve equations with variables on the both sides? Like.... 2x-3=6(x-5) I made this equation so don't solve it.

Alina is able to swim at a rate of about 2.5 miles per hour. Talia is able to swim at a rate of 1.8 meters per second. Which statement comparing the two swimmer

7,915,878 in word form

70.59 rounded to the nearest whole

Why are Americans considered to be an “ideologically homogeneous” people?

how did the Supreme Court frustrate Roosevelts new deal legislation

594 7/25 + 89 37/100= please help with this math problem