math20161 math20161

25-09-2016
Mathematics

contestada

a teacher is having three students take care of 28 goldfish during the summer. He gave some to Alain. Then he gave twice as many to Miguel. He gave twice as many to Kira as he gave to Miguel. How many fish did each student get?

Respuesta :

25-09-2016

x+2x+4x=28
7x=28
7X/7=28/7
X=4
Alain got 4
Miguel got 4×2=8
kira got 8×2=16

Answer Link

Otras preguntas

help meee please ( ;-; )

Fifty part-time students were asked how many courses they were taking this term. The incomplete) results are shown below. Part (b) What percent of students take

the island of new guinea consists of which two countries....neeed help asap

Identify the missing factors: d) 20 = (4) (?) e) -14x = (7)(?) f) x3 =x2 (?)

4. How did the princess become the head cook?5. Why was the king ashamed? Give reasons for your answer.30 Checked by:

Find the values of x and y. could you please help me with this?

Convert 44.981 to 3 significant figure

What is the equation of the line that passes through the points (- 2, 3) and (4, 1)

A printer prints 4 photos each minute. Let P be the number of photos printed in M minutes. Write an equation relating P to M . Then graph your equation using th

Which angle is supplementary to 65 degrees