How many solutions does the following equation have? 8x - 2(x +5) = -3+6x

4. a spring scale is constructed so that each 0.10-n increment is separated by 0.50 cm. what spring constant is necessary for the scale to be accurate? -1.0n/cm -0.10n/cm -9.8 n/cm -0.20n/cm

What properties allow transformation to be used as a problem solving tool

[15 points, algebra 2]simplify the complex fraction and find the restrictions.