42 : x + 36 : x = 6
(42 + 36) : x = 6
78 : x = 6
x = 78 : 6
x = 13
42 : x + 36 : x = 6
(42 + 36) : x = 6
78 : x = 6
x = 78 : 6
x = 13
42÷x+36÷x=6
42:X+36:X=6
42:X+36:X=6
TÌM X
Tìm x:
a) 42 : x + 36 : x = 6 b) 90 : x – 48 : x = 3
42 : x + 36 : x = 6
tim
42:x+36:x=6
90:x-48:x=3
a. 42 : X + 36 : X = 6
b.90 : X - 48 : X = 3
a 42: X + 36 : X=6
b 90: X- 48 : x=3
GIÚP MIK VỚI
2.Tính giá trị biểu thức
a) ( 42 - \(\dfrac{5}{6}\) x \(\dfrac{36}{5}\)) : \(\dfrac{1}{2}\) + \(\dfrac{7}{6}\) b) \(\dfrac{18}{5}\) - \(\dfrac{1}{7}\) x 2 + \(\dfrac{1}{3}\)
