rawatjai30
rawatjai30
10-09-2014
Mathematics
Answered
If 4m-3/7=3, what is the value of 7m-5
Answer :
luana
luana
10-09-2014
[tex]Firstly\ find\ value\ of\ m\\\\ \frac{4m-3}{7}=3\ \ | Multiply\ by\ 7\\\\ 4m-3=21\ \ \ |Add\ 3\\\\ 4m=24\ \ \ |Divide\ by\ 4\\\\ m=6\\\\ Now\ substitude\ m=6\ into\ 7m-5\\ 7m-5=7*6-5=42-5=\textbf{38}\\\\ \textbf{Solution\ is\ 38.} [/tex]
Answer Link
VIEW ALL ANSWERS ( 43+ )
Other Questions
How do you put 5/2 on a number line
About how tall should you be at age 12, about in 7th grade. And how about weight?
Two cars start from rest at a red stop light. When the light turns green, both cars accelerate forward. The blue car accelerates uniformly at a rate of 5.8 m/s2
Name a strait in the southern part of south America.
Ms. Russell has 24 students in her class. 3/8 of the class went out for recess. 1/4 went to the library. The rest stayed in the classroom.a. What fraction of th
Fill in the blank with the correct preposition: ma tante va ______brésil A.en B.au C.à D.du
24 is 40% of what number?
When he is finally free, Elie wishes to see himself in the mirror. Why can't he ever forget the look in the eye of the corpse that gazes back at him?
what is the quartic root of 64? And how did you figure it out? I'm really confuse on quartic roots.
What is the maximum mass of methane (CH4) that can be burned if only 1.0 g of oxygen is available and how do you figure it out?
