Question

e. (7 x 9 - x x 5) - 27:9 = 20

URGENT PLSS​

Answer 1

bun

(63-5x)-3=20

63-5x=23

5x=63-23

5x=40

x=8

☆succes☆

Answer 2

Răspuns:

8

Explicație pas cu pas:

(7×9-Xx5)-27:9=20

(63-X×5)-27:9=20

(63-Xx5)-3=20

(63-X×5)=20+3

(63-X×5)=23

X×5=63-23

X×5=40

X=40:5

X=8

Verific:

(7×9-8×5)-27:9=

(63-40)-27:9=

23-3=

20✔