VALUE
ALGEBRAIC EXPRESSIONS
1. 5x + 3 :
x = 2
2. 3X1
x= 3 and y=-1
3. 6-8z; y=-1 and 2 = -2
4. W2+ 2x + x2; w=4 and x = 3
5. 2a +5
a= -3 and b= -8
3a-b
