Question

a) x -(2 x -1) = 105
b) 7x + 28 = 0
c) -8 x + 14 = 12 x + 4
d) 12. ( 4 x = 3) = 20x + 100
e) 10x + 16= 14 x + 8




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Answer 1

a)104

b)4

c)-1/2

d)?

e)2

Answer 2

A. ?

B. 7x+28=0

7x=28

X= 28/7

X= 4

C. -8x+14= 12x+4

-8x- 12x= -14 +4

16x= 10

X= (10/16):2

X= 5/8

D.?

E. 10x+16 = 14x+8

10x-14x = +8 -16

-4x = -8

X= -4/-8

X=2