2.3+0.02(x+20)-4.8=-9

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Solution for 2.3+0.02(x+20)-4.8=-9 equation: 


Simplifying
2.3 + 0.02(x + 20) + -4.8 = -9

Reorder the terms:
2.3 + 0.02(20 + x) + -4.8 = -9
2.3 + (20 * 0.02 + x * 0.02) + -4.8 = -9
2.3 + (0.4 + 0.02x) + -4.8 = -9

Reorder the terms:
2.3 + 0.4 + -4.8 + 0.02x = -9

Combine like terms: 2.3 + 0.4 = 2.7
2.7 + -4.8 + 0.02x = -9

Combine like terms: 2.7 + -4.8 = -2.1
-2.1 + 0.02x = -9

Solving
-2.1 + 0.02x = -9

Solving for variable 'x'.

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

Add '2.1' to each side of the equation.
-2.1 + 2.1 + 0.02x = -9 + 2.1

Combine like terms: -2.1 + 2.1 = 0.0
0.0 + 0.02x = -9 + 2.1
0.02x = -9 + 2.1

Combine like terms: -9 + 2.1 = -6.9
0.02x = -6.9

Divide each side by '0.02'.
x = -345

Simplifying
x = -345

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