x-4867=(175.2-50.70):25+23
=>x-4867=(350-3500):25+23
=>x-4867=-3150:25+23
=>x-4867=-126+23
=>x-4867=-103
=>X=4764
x-4867=(175.2-50.70):25+23
=>x-4867=(350-3500):25+23
=>x-4867=-3150:25+23
=>x-4867=-126+23
=>x-4867=-103
=>X=4764
BÀI 5: Tim x biết:
a) 3636:(12x-91) =36
b) (x : 23+45).67=8911
c) 420+65.4 =(x+175):5+30
d) (32.15):2=(x+70):14-10
e)x-4867=(175.2-50.70):25+23
BÀI 5: Tim x biết:
a) 3636:(12x-91) =36
b) (x : 23+45).67=8911
c) 420+65.4 =(x+175):5+30
d) (32.15):2=(x+70):14-10
e)x-4867=(175.2-50.70):25+23
x-4867=(175.2050.70):25+23
X - 4867 - ( 105 : 2050 x 70 ) : 25 + 23
X - 4867 = ( 175 x 2050 x 70 ) : 25 + 23
Tính nhanh:
X-4867=(7.2025.70):25+23
Tìm x, biết
a) 575 – (6X + 70) = 445
b) (32.15) : 2 = (X +70) : 14 – 40
c) (X – 15) -75 = 0 d) 420 + 65.4 = (X + 175):5 +30
e) X – 4867 = (175.2050.70) : 25 + 23 f) [(X + 32) -17].2 = 42
g) 96 – 3.(X+1)=42 h) 165 – 19.(35 : X + 3) = 13
x - 4867 = (175 . 2 - 5 . 70): 25 .23
dấu chấm là dấu nhân đó
tìm x
a , x-4867=(175.2050.70):25+23
b , 697:15x + 364/x = 17
c , 92.4-27=x+350 / x+315