Question

\text{(1)}3a+5b=26;a+5b=22(1)3a+5b=26;a+5b=22
\text{(2)}x+7y=10;3x-2y=7(2)x+7y=10;3x−2y=7
\text{(3)}2x-3y=9;2x+y=13(3)2x−3y=9;2x+y=13
\text{(4)}5m-3n=19;m-6n=-7(4)5m−3n=19;m−6n=−7
(5)5x+2y=-3;x+5y=4(5)5x+2y=−3;x+5y=4
\text{(6)}\frac{1}{3}x+y=\frac{10}{3};2x+\frac{1}{4}y=\frac{11}{4}(6)
​3
​
​1
​​ x+y=
​3
​
​10
​​ ;2x+
​4
​
​1
​​ y=
​4
​
​11
​​
\text{(7)}99x+101y=499;101x+99y=501(7)99x+101y=499;101x+99y=501
\text{8)}49x-57y=172;57x-49y=2528)49x−57y=172;57x−49y=252

Answer 1

whats kinds of questions I don't understand .........