Question

me ajuda com as contas 2+x=7

B)5x=50

C)-7x=42

Answer 1

a)2+x=7
unindo os termos semelhantes :
x=7-2

x=5

b)5x=50

x=50/5

x=10

c)-7x=42

x=42/-7

x=-6
espero ter ajudado ✌

Answer 2

Resposta:

A)

2 + x = 7

x = 7 - 2

x = 5

B)

5x = 50

x = 50/5

x = 10

C)

- 7x = 42

x = 42/-7

x = - 42/7

x = - 6