Question

Solve for y: 2(3y – 2) – 4(2y – 5) = 9​

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

Given 2x+3y=8 (1)

x+2y=5 (2)

From (1), we have x=

2

8−3y

(3)

From (2), we have x=5−2y (4)

Now, comparing the value of x, we get

2

8−3y

=5−2y

or 8−3y=10−4y

or 4y−3y=10−8

or y=2

Using y=2 in (4), x=5−2×2=1.