17*(3x-15)=0;0,25+1/4-1/3 Question 17*(3x-15)=0;0,25+1/4-1/3 in progress 0 Môn Toán Mít Mít 4 years 2020-10-13T11:19:18+00:00 2020-10-13T11:19:18+00:00 1 Answers 102 views 0
Answers ( )
Giải thích các bước giải:
a)17.(3x-15)=0
3x-15=0:17
3x-15=0
3x=0+15
3x=15
x=15:3
x=5
b)0,25+ +
= + +
= +
= +
=