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Simplifying
5x2 + 1 = 7
Reorder the terms:
1 + 5x2 = 7
Solving
1 + 5x2 = 7
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-1' to each side of the equation.
1 + -1 + 5x2 = 7 + -1
Combine like terms: 1 + -1 = 0
0 + 5x2 = 7 + -1
5x2 = 7 + -1
Combine like terms: 7 + -1 = 6
5x2 = 6
Divide each side by '5'.
x2 = 1.2
Simplifying
x2 = 1.2
Take the square root of each side:
x = {-1.095445115, 1.095445115}
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