gsoreilly
gsoreilly
28-09-2014
Mathematics
Answered
2x - 0.2 (4 - x) = 2.8. Solve for x.
Answer :
mariamikayla
mariamikayla
28-09-2014
[tex]0.2=\frac{2}{10} \\\\ 2.8=2\frac{8}{10}=\frac{28}{10} \\\\ 2x^{(10}-\frac{2}{10}(4-x)=\frac{28}{10} \\\\ 20x-2(4-x)=28 \\\\ 20x-8+x=28 \\\\ 21x=28+8 \\\\ 21x=36 \\\\ \boxed{x=\frac{36}{21}=\frac{12}{7}}[/tex]
Answer Link
VIEW ALL ANSWERS ( 47+ )
Other Questions
How I say I want to go home in French?
The two epics written by Homer the Illiad and the Odyssey are considered to be what's known as Primary epics. The third book written by Virgil, The Aeneid , is
The two epics written by Homer the Illiad and the Odyssey are considered to be what's known as Primary epics. The third book written by Virgil, The Aeneid , is
The two epics written by Homer the Illiad and the Odyssey are considered to be what's known as Primary epics. The third book written by Virgil, The Aeneid , is
How I say I want to go home in French?
Who knows the book Rose Blanche
a store mixes red fescue worth $12 per pound and chewings fescue worth $16 per pound. The mixture is to sell for $15 per pound. Find out how much of each should
The coordinates of the vertices of ANGLE PQR are P(-3,3), Q(2,3), and R(-3,-4). Find the side lengths to the nearest hundredth and the angle measures to the nea
The two epics written by Homer the Illiad and the Odyssey are considered to be what's known as Primary epics. The third book written by Virgil, The Aeneid , is
The coordinates of the vertices of ANGLE PQR are P(-3,3), Q(2,3), and R(-3,-4). Find the side lengths to the nearest hundredth and the angle measures to the nea
