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\(a.\frac{\frac{x-3}{5}+1}{4}=\frac{\frac{2x}{3}-\frac{1}{2}}{6}\\ b.\frac{5x+\frac{x+2}{2}}{9}=\frac{\frac{x+3}{5}+15}{12}-2\)
\(a.\frac{\frac{x-3}{5}+1}{4}=\frac{\frac{2x}{3}-\frac{1}{2}}{6}\\ b.\frac{5x+\frac{x+2}{2}}{9}=\frac{\frac{x+3}{5}+15}{12}-2\)
$\frac{4x+3}{5}$ -$\frac{6x-2}{7}$ =$\frac{5x+4}{3}$ +3
b.
$\frac{x+4}{5}$ -x+4=$\frac{x}{3}$ -$\frac{x-2}{2}$
c.$\frac{5x+2}{6}$ -$\frac{8x-1}{3}$ =$\frac{4x+2}{5}$ -5
d.$\frac{2x+3}{3}$ =$\frac{5-4}{2}$
e. $\frac{5x+3}{12}$ =$\frac{1+2x}{9}$
f.$\frac{7x-1}{6}$ =$\frac{16-x}{5}$
g. $\frac{x-3}{5}$ =6-$\frac{1-2x}{3}$
h. $\frac{3x-2}{6}$ -5=$\frac{3-2(x+7)}{4}$
giúp vs ạ, cần gấp
\(a.\frac{\frac{x-3}{5}+1}{4}=\frac{\frac{2x}{3}-\frac{1}{2}}{6}\\ b.\frac{5x+\frac{x+2}{2}}{9}=\frac{\frac{x+3}{5}+15}{12}-2\)
Ai Giúp Với !!!!!!!!!!!
Ai giúp vs !!!
\(a.\frac{3x-7}{5}=\frac{2x-1}{3}\\ b.\frac{4x-7}{12}-x=\frac{3x}{8}\\ c.\frac{x-2009}{1234}+\frac{x-2009}{5678}-\frac{x-2009}{197}=0\\ d.\frac{5x-8}{3}=\frac{1-3x}{2}\\ e.\frac{x-5}{6}-\frac{x-9}{4}=\frac{5x-3}{8}+2\\ f.\frac{x-1}{\frac{2}{5}}-3-\frac{3x-2}{\frac{5}{4}}-2=1\)
Giải pt:
\(a.\frac{x}{3}-\frac{5x}{6}-\frac{15x}{12}=\frac{x}{4}-5\)
\(b.\frac{8x-3}{4}-\frac{3x-2}{2}=\frac{2x-1}{2}+\frac{x+3}{4}\)
\(c.\frac{x-1}{2}-\frac{x+1}{15}-\frac{2x-13}{6}=0\)
\(d.\frac{3\left(3-x\right)}{8}+\frac{2\left(5-x\right)}{3}=\frac{1-x}{2}-2\)
1) Giải các phương trình:a) frac{x-3}{5}-frac{2x-1}{10}frac{x+1}{2}+frac{1}{4}b)frac{x+3}{2}-frac{2-1}{3}-1frac{x+5}{6}c)frac{x-1}{4}-frac{5-2x}{9}3x-frac{2}{3}d)frac{2x-1}{4}+frac{x-3}{3}frac{4x-2}{3}-frac{6x+7}{12}e)frac{3x-2}{5}+frac{x-1}{9}frac{14x-3}{15}-frac{2x+1}{9}
Đọc tiếp
1) Giải các phương trình:
a) \(\frac{x-3}{5}-\frac{2x-1}{10}=\frac{x+1}{2}+\frac{1}{4}\)
b)\(\frac{x+3}{2}-\frac{2-1}{3}-1=\frac{x+5}{6}\)
c)\(\frac{x-1}{4}-\frac{5-2x}{9}=3x-\frac{2}{3}\)
d)\(\frac{2x-1}{4}+\frac{x-3}{3}=\frac{4x-2}{3}-\frac{6x+7}{12}\)
e)\(\frac{3x-2}{5}+\frac{x-1}{9}=\frac{14x-3}{15}-\frac{2x+1}{9}\)
2 tháng 7 2020 lúc 17:37
ĐẠI SỐ 1. Giải các phương trình sau :a) frac{25x-655}{95}-frac{5left(x-12right)}{209}frac{89-3x-frac{2left(x-18right)}{5}}{11}b) frac{8left(x+22right)}{45}-frac{7x+149+frac{6left(x+12right)}{5}}{9}frac{x+35+frac{2left(x+50right)}{9}}{5}c) frac{x+frac{2left(3-xright)}{5}}{14}-frac{5x-4left(x-1right)}{24}frac{7x+2+frac{9-3x}{5}}{12}+frac{2}{3}2. Giải các bất phương trình sau :a) 5+frac{x+4}{5} x-frac{x-2}{2}+frac{x+3}{3}b) x+1-frac{x-1}{3} frac{2x+3}{2}+frac{x}{3}+5c) frac{left(3x-2right)^2}{3}-fr...
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ĐẠI SỐ
1. Giải các phương trình sau :
a) \(\frac{25x-655}{95}-\frac{5\left(x-12\right)}{209}=\frac{89-3x-\frac{2\left(x-18\right)}{5}}{11}\)
b) \(\frac{8\left(x+22\right)}{45}-\frac{7x+149+\frac{6\left(x+12\right)}{5}}{9}=\frac{x+35+\frac{2\left(x+50\right)}{9}}{5}\)
c) \(\frac{x+\frac{2\left(3-x\right)}{5}}{14}-\frac{5x-4\left(x-1\right)}{24}=\frac{7x+2+\frac{9-3x}{5}}{12}+\frac{2}{3}\)
2. Giải các bất phương trình sau :
a) \(5+\frac{x+4}{5}< x-\frac{x-2}{2}+\frac{x+3}{3}\)
b) \(x+1-\frac{x-1}{3}< \frac{2x+3}{2}+\frac{x}{3}+5\)
c) \(\frac{\left(3x-2\right)^2}{3}-\frac{\left(2x+1\right)^2}{3}\le x\left(x+1\right)\)
d) \(\frac{2x+3}{4}-\frac{x+1}{3}\ge\frac{1}{2}-\frac{3-x}{5}\)
giải bất phương trình
a.\(\frac{2x-3}{35}+\frac{x\left(x-2\right)}{7}>\frac{x^2}{7}-\frac{2x-3}{5}\)
b.\(\frac{6x+1}{18}+\frac{x+3}{12}\le\frac{5x+3}{6}+\frac{12-5x}{9}\)
2.Giải phương trình
b.\(\frac{\left|2x-1\right|}{x-1}+1=\frac{1}{x-1}\)