Question

Calcule o valor da incógnita em cada caso:

A) 3×*=36
B)7×*=35
C)5×*=45
D)2×*=50
E)8×*=64
F)4×*=32​

Answer 1

a) 3x = 36. x = 36/3. x = 12.

b) 7x = 35. x = 35/7. x = 5.

c) 5x = 45. x = 45/5. x = 9.

d) 2x = 50. x = 50/2. x = 25.

e) 8x = 64. x = 64/8. x = 8.

f) 4x = 32. x = 32/4. x = 8.