2.5y+3=6.9

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Solution for 2.5y+3=6.9 equation: 


Simplifying
2.5y + 3 = 6.9

Reorder the terms:
3 + 2.5y = 6.9

Solving
3 + 2.5y = 6.9

Solving for variable 'y'.

Move all terms containing y to the left, all other terms to the right.

Add '-3' to each side of the equation.
3 + -3 + 2.5y = 6.9 + -3

Combine like terms: 3 + -3 = 0
0 + 2.5y = 6.9 + -3
2.5y = 6.9 + -3

Combine like terms: 6.9 + -3 = 3.9
2.5y = 3.9

Divide each side by '2.5'.
y = 1.56

Simplifying
y = 1.56

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