Question

2.
Fill in each missing reason.
Given: 10x - 4y= 1; X = 2
Prove: 19/4=y

Answer 1

y = 19/4

Explanation:

replace x by 2

then 10 × 2 = 20

switch the 20 to the other side and subtract 20 from 1

it will be -19

and -4 will go to the other side as a divide and -

z

-19 / -4 = 19/4