Reynolds630
Reynolds630
24-09-2014
Mathematics
contestada
2/5h - 7 = 12/5h - 2h +3
Respuesta :
luana
luana
24-09-2014
[tex]\frac{2}{5}h-7=\frac{12}{5}h-2h+3\ \ \ |Multiply\ by\ 5\\\\ 2h-35=12h-10h+15\\\\ 2h-35=2h+15\ \ \ |Subtract\ 2h\\\\ -35 \neq 15\\\\There\ are\ no\ solutions.[/tex]
Answer Link
mariamikayla
mariamikayla
24-09-2014
[tex]\frac{2}{5h-7}=\frac{12}{5h-2h+3} \\\\ \frac{2}{5h-7}=\frac{12}{3h+3} \\\\ 2(3h+3)=12(5h-7) \\\\ 6h+6=60h-84 \\\\ 6h-60h=-84-6\\\\ -54h=-90 \\\\ \boxed{h=\frac{-90}{-54}=\frac{15}{9}=\frac{5}{3}}[/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 96+ )
Otras preguntas
Work out: 1/2 + 5/6 litres.
The process of desertification can occur when A-plants usually found in the desert replace tress that have been cut down B-farmers use contour farming techniqu
Ben walks at a rate of 3 miles per hour. he runs at the rate of 6 miles per hour. in one week, the combined distance that he walks and runs is 210 miles. write
What happens to a child during an asthma attack
Who wrote the book "the prince"
What is the mode of the data set? 8 | 2 2 9 | 5 6 6 6 10 | 3 5 Key:8 | 2 = 82 11 | 6 7 8 9 12 | 7 A. 104 B. 82 C. 96 D. 103
PLEASE HELP ASAP!!!!!! What is the length of line segment CD?
Find the measure of a dilated image of segment CD, 5 units long, with a scale factor of 4?
Marbury v. Madison was the first of many important decisions made by this man during his thirty-five years as Chief Justice of the Supreme Court. A:Jefferson
person who offers ideas and shares opinions
