tìm số nguyên x biết :
a)-5.(-x+7)-3.(-x-5)= -4.(12-x)+48
b)-2.(15-3x)-4.(-7x+8)= -5-9.(-2x+1)
c)7.(-x-7)-5.(-x-3)=12.(3-x)
d)5.(-3x-7)-4.(-2x-11)=7.(4x+10)+9
mk đang cần gấp , ai làm được mình sẽ tik
mong các bạn giúp đỡ
Tìm x
a,-5×(-x+7)-3×(-x-5)=-4×(12-x)+48
b,-2×(15-3x)-4×(-7x+8)=,-5-9×(-2x+1)
c,7×(-x-7)-5×(-x-3)=12×(3-x)
d,5×(-3x-7)-4×(-2x-11)=7×(4x+10)+9
a)-5.(-x+7)-3.(-x-5)=-4.(12-x)+48
b) (-x-7)-5.(-x-3)=12.(3-x)
c)-2.(15-3x)-4.(7x+8)=-5-9.(-2x+1)
d) (-3x-7) - 4.(-2x-11)=7.(4x+10)+9
tìm số nguyên x biết:
a,-5.(-x+7)-3.(-x-5)=-4.(12-x)+48
b;-2.(15-3x)-4.(7x+8)=-5-9.(-2x+1)
c,7.(-x-7)-5.(-x-3)=12.(3-x)
d,5.(-3x-7)-4.(-2x-11)=7.(4x+10)+9
GIÚP MIK VS NHÉ AI LÀM ĐC HẾT MÀ ĐÚNG MIK SẼ CHO 1 TICK
Tìm x nguyên, biết
a) -5.(-x + 7) - 3.(-x - 5) = -4.(12 - x ) + 48
b) -2.(15 - 3x) - 4.(-7x + 8) = -5 - 9.(-2x + 1)
c) 7.(-x - 7) - 5.(-x - 3) = 12.(3 - x)
d) 5.(-3x - 7) - 4.(-2x - 11) = 7.(4x + 10) + 9
e)-2.(x+3)-15=3.(4+2x)+7
Tìm số nguyên x ,biết:
a,-5.(-x+7)-3.(x-5)=-4.(12-x)+48 c,7.(-x-7)-5.(-x-3)=12.(3-x)
b,-2.(15-3x)-4.(-7x+8)=-5-9.(-2x+1) d,5.(-3x-7)-4.(-2x-11)=7.(4x+10)+9
Tìm số nguyên x,biết:
-5.(-x+7)-3.(-x-5)=-4.(12-x)+48 -2.(15-3x)-4.(-7x+ 8)=-5-9.(-2x+1)
7.(-x-7)-5.(-x-3)= 12.(3-x) 5.(-3x-7)-4.(-2x-11)=7.(4x+10)+9
Mik cần gấp ai nhanh Mik tick
Bài 1:
a)-2x-3.( x-17 )= 34-2.( -x+25 )
b)17x+3.( -16x-37 )= 2x+43-4x
c){-3x+2. [ 45-x-3 ( 3x+7 ) -2x]+4x} = 55
g)-103-57: [ 5.( 2x-1 )2-( -9 )0 ]
Bài 2:
a)-5.( -x+7 )-3.( -x-5 )=-4.( 12-x )+48
b)7.( -x-7 )-4.( -2x-11 )=7.( 4x+10 )+9
c)-2.( 15-3x )-4.( -7x+8 )=-5-9.( -2x+1 )
d)5.( -3x-7 )-4.( -2x-11 )=7.( 4x+10 )+9
e)4( x-2 )2-13=( -3 )2.2-11.( -3 )
f)-52-( 2x-1 )3=( -13 ).( -3 )
Tìm x nguyên, biết
a) -5.(-x + 7) - 3.(-x - 5) = -4.(12 - x ) + 48
b) -2.(15 - 3x) - 4.(-7x + 8) = -5 - 9.(-2x + 1)
c) 7.(-x - 7) - 5.(-x - 3) = 12.(3 - x)
d) 5.(-3x - 7) - 4.(-2x - 11) = 7.(4x + 10) + 9