12÷3+(4×2)=
300×152÷(12×3)=
1988-1911=
2021-(16×2)=

a)12

b)1297.8( not sure for this)

c)77

d)1989

Step-by-step explanation:

12÷3+(4×2)

12÷3+8

4+8

12.

309×152÷(12×3)

309×152÷36

309×4.2

1297.8.

1988-1911

77

2021-(16×2)

2021-32

1989

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yes because there is exactly one y value for every x value

for function there can't be more than one value for every x value

english, cause i can’t you