Kimberly0523 Kimberly0523

02-09-2016
Mathematics

contestada

solve for y
(4y+4)/3 + (7y-8)/6 = 15

Respuesta :

dalendrk dalendrk

02-09-2016

[tex]\dfrac{4y+4}{3}+\dfrac{7y-8}{6}=15\ \ \ \ \ |multiply\ both\ sides\ by\ 6\\\\6\cdot\dfrac{4y+4}{3}+6\cdot\dfrac{7y-8}{6}=6\cdot15\\\\2(4y+4)+1(7y-8)=90\\\\8y+8+7y-8=90\\\\15y=90\ \ \ \ |divide\ both\ sides\ by\ 15\\\\\boxed{y=6}[/tex]

Answer Link

Otras preguntas

Jonathan has a board 9 yards long. He cuts the board into 4 equal pieces to make a wooden frame for his window. What is the length of each piece?

Doctors know the cause of passive aggressive behavior

A 9-pound bag of cornmeal costs $80.64. What is the price per ounce?

Mustafa is packing 7 copies of into this box . Mustafa puts one of the books in it it fits perfectly on the bottom with no space around edges all of the books f

how much money must Lee invest for five years in an account that earns an annual simple interest rate of 8% if she wants to earn $650 from the investment?

(3x-4y)/(xy)=-8 (2x 7y)/(xy)=43

A group of women seen at a diabetes clinic weighed 140, 125, 210, 245, 202, 199, 173, and 197 pounds. What is the range?

2. Calculate the diameter and radius of a circle whose circumference is 26.4 m. 3. If the diameter of a circle is 5.6 m, what will be its radius and circumferen

what is the measure of an interior angle of a regular polygon with 90 sides

In "Delfino II: Diez in the Desert," Diez tells people in his group not to wear bright clothing because ______