98=3.14*r*5

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Solution for 98=3.14*r*5 equation:


Simplifying
98 = 3.14r * 5

Reorder the terms for easier multiplication:
98 = 3.14 * 5r

Multiply 3.14 * 5
98 = 15.7r

Solving
98 = 15.7r

Solving for variable 'r'.

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

Add '-15.7r' to each side of the equation.
98 + -15.7r = 15.7r + -15.7r

Combine like terms: 15.7r + -15.7r = 0.0
98 + -15.7r = 0.0

Add '-98' to each side of the equation.
98 + -98 + -15.7r = 0.0 + -98

Combine like terms: 98 + -98 = 0
0 + -15.7r = 0.0 + -98
-15.7r = 0.0 + -98

Combine like terms: 0.0 + -98 = -98
-15.7r = -98

Divide each side by '-15.7'.
r = 6.242038217

Simplifying
r = 6.242038217

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