Question

a. ( ) * 4= -6/5
b.( )+(-3/7)= -23/7
c. 4/9 dividido( )= 3/5
d. -8/7*( ) =4/9
por fa ayuda.......

Answer 1

a. (X ) * 4= -6/5

X  = -6/5 *4

b.(X )+(-3/7)= -23/7

.(X )-3/7= -23/7

X -3/7= -23/7

X = -23/7 +3/7

X=-20/7

c. 4/9:(X )= 3/5

4/9=3/5*X

4/9:3/5=X

20/27=X

d. -8/7*(X ) =4/9

-8/7=4/9*X

-8/7:4/9=X

-9/7=X

por fa ayuda ESTRELLAS