Answer:
a) 11
b) 9
Step-by-step explanation:
a) x=4 y=3
2x+y
2(4)+(3)
8+3
=11
b) a=-2 b=5
a^2+b
(-2)^2+(5)
4+5
=9
a.) 2x+y
2(4)+3
8+3=11
b.) a^2+b
(-2)^2+5
4+5=9
