Answer:
-3
Step-by-step explanation:
5+-3 equals 2 because it is technically 5-3.
Answer:
x = 1, y = 2
Step-by-step explanation:
x + y = 3 => 2x + 2y = 6
2x + 3y = 7
-)2x + 2y = 6
=> y = 1, x = 2
Answer:
f(0)=9
Step-by-step explanation:
All you do is plug in x=0 into the function.
In this case:
f(x)=10^x+8
f(0)=10^0+8
f(0)=1+8
f(0)=9
Therefore, f(0)=9