Question

substitua y pela fraçao correta
a)3/4 x y=1
b)7/5 x y=2
c)9/4 x y=3
d)6/5 x y=4

Answer 1

Olá, Anderson.

$a)\frac34 \times y=1\Rightarrow y=1\times\frac43=\frac43\\\\ b)\frac75 \times y=2\Rightarrow y=2\times\frac57=\frac{10}7\\\\ c)\frac94 \times y=3\Rightarrow y=3\times\frac4{9}=\frac43\\\\ d)\frac65 \times y=4\Rightarrow y=4\times\frac56=\frac{10}3$