May 2022 1 7 Report
Zapisz wyrażenia w najprostszej postaci:

a. (-x + 2y) + ( 3x – 2y) =

b. ( 3y + x) - 1 – (x – 2) =

c. −

1

4

∙ 8 =

d. - 7(n – 8s) =

e.

6−30+33

3

=

f. – 3(2x + 4) + 8 (x – 1) =

g. (4 + 3) ÷

1

2

− (

1

2

+

5

6

) ∙ 6 =​

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