x - 4589 + 15 = 1020 + 45
x - 4589 + 15 = 1065
x - 4589 = 1065 - 15
x - 4589 = 1050
x = 1050 + 4589
x = 5639
\(a,x-4589+15=1020+45\)
\(x-4589+15=1065\)
\(x-4589=1065-15\)
\(x-4589=1050\)
\(x=4589+1050\)
\(x=5639\)
\(b,x+4584-2365=1200\times2\)
\(x+4584-2365=2400\)
\(x+4584=4765\)
\(x=181\)
x + 4584 - 2365 = 1200 x 2
x + 4584 - 2365 = 2400
x + 4584 = 2400 + 2365
x + 4584 = 4765
x = 4765 - 4584
x = 181
a,x-4589+15=1020+45
x-4589+15=1065
x-4589=1065-15
x-4589=1050
x=1050+4589
x=5639
b,x+4584-2365=1200x2
x+4584-2365=2400
x+4584=2400+2365
x+4584=4765
x=4765-4584
x=181
Chúc bạn học giỏi nha!!!
K cho mik vs nhé Nhóc Linh Linh
x - 4589 + 15 = 1020 +45 x - 4589 + 15 = 1065 x - 4589 = 1065 - 15 x - 4589 = 1050 x = 1050 + 4589 x = 5639
Ta có :
x + 4584 - 2365 = 1200 x 2
x + 4584 - 2365 = 2400
x + 4584 = 2400 + 2365
x + 4584 = 4765
x = 4765 - 4584
x = 181
x - 4589 + 15 = 1020 + 45
x - 4589 + 15 = 1065
x - 4589 = 1065 - 15
x - 4589 = 1050
x = 1050 + 4589
x = 5639
x + 4584 - 2365 = 1200 x 2
x + 4584 - 2365 = 2400
x + 4584 = 2400 + 2365
x + 4584 = 4765
x = 4765 - 4584
x = 181