6. 5
8. 3
10. 3
12. -5
14. 11
16. 27
18. 21
I don't garentee this is correct but I'm pretty sure.
The given equations satisfy the given conditions. There are
2 equations and 2 unknowns, so a certain solution can be found.
This can be solved using substitution,
Substituting eqn 2 to eqn 1:
2(2y – 10) + 3y =1240
Simplifying,
y = 180
x = 350
Step-by-step explanation:
solved above 8n the diagrammm