|-12x+7|=40
=>-12x+7=±40
Với -12x+7=40=>-12x=33
=>x=-33/12
Với -12x+7=-40=>-12x=-47
=>x=47/12
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Các câu hỏi tương tự
Tap hop cac so nguyen x thoa man gia tri tuyet doi -17-7=7
bai 1 so cac gia tri nguyen cua x de gia tri tuyet doi cua x + gia tri tuyet doi cua x-2 =0
bai 2 so cac gia tri nguyen cua x thoa man gia tri tuyet doi cua x-3 + gia tri tuyet doi cua 8-2x = 1 là
cho x ; y la cac so nguyen to sao cho gia tri tuyet doi cua x cong gia tri tuyet doi cua y bang 5 so cap so nguyen (x;y) thoa man la
so cac so nguyen x thoa man |-12x+7|=40
So gia tri nguyen cua x thoa man : /x2-5/+/5-x2/=40
/.../ la gia tri tuyet doi.
so cac so nguyen x thoa man |-12x+7|=40 la
1/so cac so chan co cac chu so khac nhau lap tu cac chu so 1;2;3;4
2/so cac so nguyen thoa man /-12x+7/=40 la
3/tap hop cac so nguyen x thoa man /7-x/=/x+3/ la
2 nguoi nhanh nhat se duoc like
tim so nguyen x, biet
a. 7 - x = 8 - ( -7 )
b. x - 8 = ( -3 ) = -8
tim so nguyen a, biet
a. gia tri tuyet doi a gia tri tuyet doi = 2
b. gia tri tuyet doi a + 2 gia tri tuyet doi = 0
so cac so nguyen x thoa man /-12x +7/=40
3nguoi tra loi nhanh nhat se duoc like