Упростите выражения:
1)а+(-b)-(-2a);
2)-а-(+а)+2b-(-b);
3)-a-(-b)-4a;
4)-a-(+3a)+(-b)-b.
Заполните рамочки в верном равенстве:
1 ) -7-(?)=-2;
2 ) ? -(-6)=4;
3 ) ? -(+10)=-7;
4 ) 2 -(?)=0;
5 ) - 6 -(?)=-3.
Please enter comments
Please enter your name.
Please enter the correct email address.
You must agree before submitting.

Answers & Comments


Copyright © 2024 SCHOLAR.TIPS - All rights reserved.