4 x 5

$$\frac{8}{4}$$  

$$\frac{10}{5}$$  

$$\frac{70}{10}$$  

14 - 7

2x + 5 = ?

x = 2

2x + 5 = ?

x = 3

2a + 5 = ?

a = 4

3w + 7 = ?

w = 10