5(r+a)-2(1-r)=1

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Solution for 5(r+a)-2(1-r)=1 equation:


Simplifying
5(r + a) + -2(1 + -1r) = 1

Reorder the terms:
5(a + r) + -2(1 + -1r) = 1
(a * 5 + r * 5) + -2(1 + -1r) = 1
(5a + 5r) + -2(1 + -1r) = 1
5a + 5r + (1 * -2 + -1r * -2) = 1
5a + 5r + (-2 + 2r) = 1

Reorder the terms:
-2 + 5a + 5r + 2r = 1

Combine like terms: 5r + 2r = 7r
-2 + 5a + 7r = 1

Solving
-2 + 5a + 7r = 1

Solving for variable 'a'.

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

Add '2' to each side of the equation.
-2 + 5a + 2 + 7r = 1 + 2

Reorder the terms:
-2 + 2 + 5a + 7r = 1 + 2

Combine like terms: -2 + 2 = 0
0 + 5a + 7r = 1 + 2
5a + 7r = 1 + 2

Combine like terms: 1 + 2 = 3
5a + 7r = 3

Add '-7r' to each side of the equation.
5a + 7r + -7r = 3 + -7r

Combine like terms: 7r + -7r = 0
5a + 0 = 3 + -7r
5a = 3 + -7r

Divide each side by '5'.
a = 0.6 + -1.4r

Simplifying
a = 0.6 + -1.4r

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