Respuesta :
9/X = 4%/1
CHECK
CROSS MULTIPLY
9=4%X
DIVIDE BOTH SIDES BY 4%
9/4%= 4%X/4%
225=X
225 X 4% = 9
9=9
CHECK
CROSS MULTIPLY
9=4%X
DIVIDE BOTH SIDES BY 4%
9/4%= 4%X/4%
225=X
225 X 4% = 9
9=9