98=0.06r+0.1(r-300)

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Solution for 98=0.06r+0.1(r-300) equation:


Simplifying
98 = 0.06r + 0.1(r + -300)

Reorder the terms:
98 = 0.06r + 0.1(-300 + r)
98 = 0.06r + (-300 * 0.1 + r * 0.1)
98 = 0.06r + (-30 + 0.1r)

Reorder the terms:
98 = -30 + 0.06r + 0.1r

Combine like terms: 0.06r + 0.1r = 0.16r
98 = -30 + 0.16r

Solving
98 = -30 + 0.16r

Solving for variable 'r'.

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

Add '-0.16r' to each side of the equation.
98 + -0.16r = -30 + 0.16r + -0.16r

Combine like terms: 0.16r + -0.16r = 0.00
98 + -0.16r = -30 + 0.00
98 + -0.16r = -30

Add '-98' to each side of the equation.
98 + -98 + -0.16r = -30 + -98

Combine like terms: 98 + -98 = 0
0 + -0.16r = -30 + -98
-0.16r = -30 + -98

Combine like terms: -30 + -98 = -128
-0.16r = -128

Divide each side by '-0.16'.
r = 800

Simplifying
r = 800

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