20-9.8y-0.49z=1000

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Solution for 20-9.8y-0.49z=1000 equation:


Simplifying
20 + -9.8y + -0.49z = 1000

Solving
20 + -9.8y + -0.49z = 1000

Solving for variable 'y'.

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

Add '-20' to each side of the equation.
20 + -9.8y + -20 + -0.49z = 1000 + -20

Reorder the terms:
20 + -20 + -9.8y + -0.49z = 1000 + -20

Combine like terms: 20 + -20 = 0
0 + -9.8y + -0.49z = 1000 + -20
-9.8y + -0.49z = 1000 + -20

Combine like terms: 1000 + -20 = 980
-9.8y + -0.49z = 980

Add '0.49z' to each side of the equation.
-9.8y + -0.49z + 0.49z = 980 + 0.49z

Combine like terms: -0.49z + 0.49z = 0.00
-9.8y + 0.00 = 980 + 0.49z
-9.8y = 980 + 0.49z

Divide each side by '-9.8'.
y = -100 + -0.05z

Simplifying
y = -100 + -0.05z

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