A x 4 = E
B ÷ 4 = E
C + 4 = E
D - 4 = E
___________
& A + B + C + D = 100
Challenge
*what is the value of E ?*
Answers
Answered by
0
Hi ,
A × 4 = E
A = E / 4 -----( 1 )
B ÷ 4 = E
B = 4E ---------( 2 )
C + 4 = E
C = E - 4 --------( 3 )
D - 4 = E
D = E + 4 ---------( 4 )
Put A , B , C and D values in
A + B + C + D = 100
E / 4 + 4E + E - 4 + E + 4 = 100
E / 4 + 6E = 100
( E + 24E ) / 4 = 100
25E = 400
E = 400 / 25
E = 16
Put E = 16 in equations ( 1 ) , ( 2 ) , ( 3 )
And ( 4 )
A = 16 / 4 = 4
B = 4 × 16 = 64
C = 16 - 4 = 12
D = 16 + 4 = 20
I hope this helps you.
:)
A × 4 = E
A = E / 4 -----( 1 )
B ÷ 4 = E
B = 4E ---------( 2 )
C + 4 = E
C = E - 4 --------( 3 )
D - 4 = E
D = E + 4 ---------( 4 )
Put A , B , C and D values in
A + B + C + D = 100
E / 4 + 4E + E - 4 + E + 4 = 100
E / 4 + 6E = 100
( E + 24E ) / 4 = 100
25E = 400
E = 400 / 25
E = 16
Put E = 16 in equations ( 1 ) , ( 2 ) , ( 3 )
And ( 4 )
A = 16 / 4 = 4
B = 4 × 16 = 64
C = 16 - 4 = 12
D = 16 + 4 = 20
I hope this helps you.
:)
Similar questions