Answer:
x=8
y=18
Step-by-step explanation:
[tex](3x+13)+(7x-3)=90[/tex]
[tex]10x+10=90[/tex]
[tex]10x=90-10[/tex]
[tex]x=\frac{80}{10} =8[/tex]
[tex]3x+13=3(8)+13=24+13=37[/tex]
[tex]5y=180-37-53=90[/tex]
[tex]y=\frac{90}{5} =18[/tex]
I hope this help you
