Question

RESOLVA AS EQUAÇÕES :

A) 3+×=O

B)23×+2=2

C) 12-7+4×=25

D) 5×-3×=30

E) 4×+10=45-3×
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Answer 1

A) 3+x=O

x= 0-3

x= -3

B)23x+2=2

23x= 2-2

23x= 0

x= 0/23

x=0

C) 12-7+4x=25

4x= 25 -12 + 7

4x= 20

x=20/4

x=5

D) 5x-3x=30

2x= 30

x= 30/2

x= 15

E) 4x+10=45-3x

4x+3x= 45-10

7x= 35

x= 35/7

x=5

bons estudos!!❤✨