213-2[x+84]+[x+84]=0
11-(x+84)=97
-(x+84)+213=-16
x+(-35)=18
-2x-(-17)=15
11- (x+84) = 97
=> 11 -x - 84 = 97
=> 11-x = 181
=> x= 11- 181
=> x= -170
cấc câu sau làm tương tự
11 - (x + 84) = 97
x + 84 = 11 - 97
x + 84 = -86
x = -86 - 84
x = -170
-(x + 84) + 213 = -16
-x - 84 = -16 - 213
-x - 84 = -229
-x = -229 + 84
-x = -145
x = 145
x + (-35) = 18
x - 35 = 18
x = 18 + 35
x = 53
-2x -(-17)= 15
-2x + 17 = 15
-2x = 15 - 17
-2x = -2
x = -2 : (-2)
x =1
a,11-(x+84)=97
11-x-84 =97
11-x =97+84
11-x =181
x =11-181
x =-170
b,-(x+84)+213=-16
-x-84+213 =-16
-x-84 =-16-213
-x-84 =-229
-x =-229+84
-x =-145
x =145
c,x+(-35)=18
x-35 =18
x =18+35
x =53
d,-2x-(-17)=15
-2x+17 =15
-2x =15-17
-2x =-2
-x =-2:2
-x =-1
x =1
-(x+84)+213=-16
- ( x + 84 ) + 213 = 16 - 213
- ( x + 84 ) = - 229
=> x + 84 = 229
x = 145
\(-\left(x+84\right)=-16-213\)
\(-\left(x+84\right)=-229\)
\(\Rightarrow x+84=229\)
\(x=229-84\)
\(x=145\)
-(x+84)+213=(-16)
tra loi giup mik di
nhanh minh cho k
\(-\left(x+84\right)+213=-16\)
\(-x-84+213=-16\)
\(-x-84=-16-213\)
\(-x-84=-229\)
\(-x=-229+84\)
\(-x=-145\)
\(x=145\)
Vậy x=145
-(x+84) =(-16)-213
-(x+84) =(-229)
=>x+84 =229
x=229-84
x=145
~Học Tốt~
- ( x + 84 ) + 213 + = - 16
sau 213 còn cộng số nào nữa ko bn?
Nếu ko thì:
-(x + 84) + 213 = -16
-(x + 84) = (-16) - 213
-(x + 84) = -197
-x + -84 = -197
-x = (-197) - (-84)
-x = -113
Vậy x=113
-(x+84)+213=-16
\(-\left(x+84\right)+213=-16\)
\(-x-84+213=-16\)
\(-x+129=-16\)
\(x=129+16\)
\(x=145\)
- ( X + 84 ) + 213 = - 16
- ( X + 84 ) = ( - 16 ) - 213
- ( X + 84 ) = 197
- X = 197 -84
- X = 113
= > X = - 113 HOẶC 113
k cho Sarah Lalle y nhé !
-(x + 84)+213=-16
-(x+84) + 213 = -16
-x-81+213= - 16
-x + ( -81 ) + 213 = -16
-x + 132 = -16
-x = -148
x = 148
vậy: x=148
HAPPY NEW YEAR.
Tìm x
- ( x + 84 ) + 213 = -16
- ( x + 84 ) + 213 = -16
- ( x + 84) = -16-213
- ( x + 84 )=-229
- x -84 = -229
-x =-229 + 84
-x =-145
Vậy x = 145
-(x + 84) + 213 = -16
-(x + 84) = -16-213
-(x + 84) = -229
-x - 84 = -229
229 - 84 = x
145 = x
Vay x=145
Tìm số nguyên x thỏa mãn - (x + 84) + 213 =16 thì x= ?
Ta có :
\(-\left(x-84\right)+213=16\)
\(-\left(x-84\right)=16-213\)
\(-\left(x-84\right)=-197\)
\(=>x-84=197\)
\(x=197+84\)
\(x=281\)
\(-x-84+213=16\)
\(-x-84=16-213\)
\(-x-84=-197\)
\(-x=-197+84\)
\(-x=-113\)
\(=>x=113\)
-(x+84) + 213 =16
-(x+84) = 16 - 213
-(x+84)= -197
--> x+84 = 197
--> x= 197-84
--> x= 113
Vậy x=113
-(x+84)+213=-16 tính
-(x+84)+213=-16
=>-(x+84)=-16-213=-229
=>x+84=229
=>x=229-84=145
tick nha các pn
-(x+84)+213=-16
-(x+84)= -16-213
-(x+84)=-229
x+84=229