Toán Lớp 6: Tìm x
a) 2.x+3=15
b) 28-3.x=13
c) (x-1954).5=50
d) 30.(60-x)=30
e) (x-42).3=51
f) x-152:2=46
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Toán Lớp 6: Tìm x
a) 2.x+3=15
b) 28-3.x=13
c) (x-1954).5=50
d) 30.(60-x)=30
e) (x-42).3=51
f) x-152:2=46
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