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How do you write an equation of a line passing through (0, -5), perpendicular to 4x+y = 0 ?

2020年9月2日 · How do you solve the equation 4 + y = 9.5? The **value **of y is 5.5 . To solve this equation, we must first subtract 4 from both sides of the equation. Thus the value of **variable **y = 5.5 . 4+ y = 9.5 y y = 5.5 y. Isolate the variable: To find the value of , you need to get it by itself on one side of the equation.