SAT Mathematics - Pre SAT Math - Algebra and Functions - Linear Equations and Inequalities - Linear Equations and Inequations - Study ref# 36

Equations occupy an important part in algebra. Algebra is incomplete without equations. Hence, to overcome hurdles in algebra we must be thorough with equations. Hence we shall learn about equations now. Before we actually get to the topic, we need t... read more

SAT Mathematics - Pre SAT Math - Algebra and Functions - Quadratic Equations and Functions - Quadratic Equations and Functions - Study ref# 38

We have been dealing with linear equations till now. A linear equation has variables whose highest power is one. Linear equations with one variable have one solution. Linear equations with two variables may have a unique solution, no solution or infi... read more

SAT Mathematics - Pre SAT Math - Algebra and Functions - Rational and Radical Equations - Study ref# 489

Solve : (2x -1 ) / (x +1) = 3 Answer: If x + 1 was not present in the denominator then the given equation would have been a linear equation. To get rid of x + 1 we multiply both sides of the equation with x + 1, (2x -1 ) / (x +1) * (x ... read more

SAT Mathematics - Pre SAT Math - Algebra and Functions - Rational and Radical Equations - Study ref# 491

Solve : √(3x - 3) = 5 Answer: Here we must get rid of the square root to make it a simple linear equation. This can be done by squaring both sides of the equation. Now squaring both sides of the equation we have ( √(3x -3)2 52&... read more

SAT Mathematics - Pre SAT Math - Algebra and Functions - Rational and Radical Equations - Rational and Radical Equations - Study ref# 39

We have learnt about linear equations and we can solve them using various methods. Linear equations can be in different forms. They make be like normal linear equations. There are some special forms of linear equations such asRational equations ... read more