Question

a) X + 2 = 10

b) X – 3 = 11


c) X + 10 = 6

d) X – 11 = - 10


e) 2X + 1 = 7

f) 3X – 2 = 4


g) 5X + 1 = 2X + 10

H) 10X – 4 = 1X + ​

Answer 1

resposta:

a) x+2=10

x=10-2

x=8

b) x-3=11

x=11+3

x=14

c) x+10=6

x=6-10

x=-4

d) x-11=-10

x=-10+11

x=1

e) 2x+1=7

2x=7-1

2x=6

x=6/2

x=3

f)3x-2=4

3x=4+2

3x=6

x=6/3

x=2

g)5x+1=2x+10

5x-2x=10-1

3x=9

x=9/3

x=3

h) 10x-4=1x+ ??