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[tex]1. \times + 5 = 2 \\ 2. \times - 10 = 22 \\ 3.\times - 27 = + 10 \\ 4. - 11 + \times + ( - 48) = 25 \\ 5. \times - ( - 16) = 12 + 13[/tex]
activity 1 :solve and chaeck​


Sagot :

Answer:

1. x+5=2

x=2-5

x= -3

checking:

x+5=2

(-3)+5=2

2=2

2. x-10=22

x=22+10

x=32

checking:

x-10=22

32-10=22

22=22

3. x-27=10

x=10+27

x=37

checking:

x-27=10

37-27=10

10=10

4. -11+x+(-48)=25

x=25+11+48

x=(25+11)+48

x=36+48

x=84

checking:

-11+x+(-48)=25

-11+84-48=25

(-11+84)-48=25

73-48=25

25=25

5. x-(-16)=12+13

x+16=12+13

x=(12+13)-16

x=25-16

x=9

checking:

x-(-16)=12+13

9-(-16)=12+13

9+16=12+13

25=25

Answer:

1. 3

2. 32

3. 37

4. -12

5. 9

Step-by-step explanation:

Hope it helps