Welcome to Westonci.ca, the place where your questions find answers from a community of knowledgeable experts. Get immediate and reliable answers to your questions from a community of experienced experts on our platform. Connect with a community of professionals ready to provide precise solutions to your questions quickly and accurately.
Sagot :
[tex]1)\\\\17-5(2x-9)=-(6x+10)+4\\\\ 17-10x+45=- 6x-10 +4\\\\ -10x+ 6x=-10 +4-17-45\\\\-4x=-68\ \ / :(-4)\\\\x=17[/tex]
[tex]2)\\\\-(x-7)+\frac{5}{3} =2(x+9)\\\\- x+7 +\frac{5}{3} =2 x+18\\\\- x-2 x=18-\frac{5}{3}-7\\\\-3x=11-\frac{5}{3}\\\\-3x= \frac{33}{3}-\frac{5}{3}\\\\-3x= \frac{28}{3} \ \ / *(-\frac{1}{3})\\\\ x=-\frac{28}{9}\\\\x=-3\frac{1}{9}[/tex]
[tex]3)\\\\\frac{4}{9} +4(x-1)=\frac{28}{9} -(x-7x)+1\\\\\frac{4}{9} +4 x-4=\frac{28}{9}+6x+1\\\\ 4 x-6x=\frac{28}{9} +1- \frac{4}{9}+4 \\\\ -2x=\frac{28}{9} + \frac{9}{9}- \frac{4}{9}+ \frac{36}{9} \\\\ -2x=\frac{69}{9} \ \ / *(-\frac{1}{2}) \\\\x=-\frac{69}{18}\\\\x=-\frac{23}{6} \\\\x=-3\frac{5}{6} [/tex]
[tex]4)\\\\ 5(3x+4)-2x=7x-3(-2x+11)\\\\15x+20-2x=7x+6x-33\\\\15x -2x-7x-6x=-33-20\\\\0 \neq -53 \\ \\false[/tex]
[tex]2)\\\\-(x-7)+\frac{5}{3} =2(x+9)\\\\- x+7 +\frac{5}{3} =2 x+18\\\\- x-2 x=18-\frac{5}{3}-7\\\\-3x=11-\frac{5}{3}\\\\-3x= \frac{33}{3}-\frac{5}{3}\\\\-3x= \frac{28}{3} \ \ / *(-\frac{1}{3})\\\\ x=-\frac{28}{9}\\\\x=-3\frac{1}{9}[/tex]
[tex]3)\\\\\frac{4}{9} +4(x-1)=\frac{28}{9} -(x-7x)+1\\\\\frac{4}{9} +4 x-4=\frac{28}{9}+6x+1\\\\ 4 x-6x=\frac{28}{9} +1- \frac{4}{9}+4 \\\\ -2x=\frac{28}{9} + \frac{9}{9}- \frac{4}{9}+ \frac{36}{9} \\\\ -2x=\frac{69}{9} \ \ / *(-\frac{1}{2}) \\\\x=-\frac{69}{18}\\\\x=-\frac{23}{6} \\\\x=-3\frac{5}{6} [/tex]
[tex]4)\\\\ 5(3x+4)-2x=7x-3(-2x+11)\\\\15x+20-2x=7x+6x-33\\\\15x -2x-7x-6x=-33-20\\\\0 \neq -53 \\ \\false[/tex]
Thank you for visiting. Our goal is to provide the most accurate answers for all your informational needs. Come back soon. Thanks for using our service. We're always here to provide accurate and up-to-date answers to all your queries. Thank you for visiting Westonci.ca, your go-to source for reliable answers. Come back soon for more expert insights.