Question

1Resolva as equações

A)8x-10=2x+8

B)24x=3x+7-8

C)25x+15=-x+4

D)x-5=1000​

2Resolva as inequacoes

A)2x+15<-x+40

B)(x-5)-(4x+2)>1000

C)70x-93 <27x+16

Answer 1

Resposta:

a) 8x-10=2x+8

8x-2x=8+10

6x=8+10

6x=18

x=3

b) 24x+3x+7-8

24x=3x-1

24x-3x=-1

21x=-1

c). 25x+15=-x+4

25x+x+15=4

25x+x=4-15

26x=-11

d) x-5=1000

x=1000+5

x=1005

espero que te ajude