Combining Short Multiplication Formulas: Equations with variables on both sides

Examples with solutions for Combining Short Multiplication Formulas: Equations with variables on both sides

Exercise #1

Solve the following equation:

(x4)2+3x2=16x+12 (x-4)^2+3x^2=-16x+12

Video Solution

Answer

x=1 x=-1

Exercise #2

Solve the following equation:

(x+2)2=(2x+3)2 (x+2)^2=(2x+3)^2

Video Solution

Answer

x1=1,x2=53 x_1=-1,x_2=-\frac{5}{3}

Exercise #3

Find X

7x+1+(2x+3)2=(4x+2)2 7x+1+(2x+3)^2=(4x+2)^2

Video Solution

Answer

1±338 \frac{1\pm\sqrt{33}}{8}

Exercise #4

Solve the following equation:

(x+3)2=2x+5 (x+3)^2=2x+5

Video Solution

Answer

x=2 x=-2

Exercise #5

Solve the equation

2x22x=(x+1)2 2x^2-2x=(x+1)^2

Video Solution

Answer

Answers a + b