Vocab
Combine Like Terms
simplifying an algebraic expression by adding or subtracting terms that have the same variable and exponent
Which of these is algebraic expression?
3a + 7b - 6c = 5x 9 - 5w 1/2 + 3/4 44 + 55
9 - 5w
Write this statement as an equation: 4 times a number equals 40.
4 x y = 40
Consider the equation x + y = 20. If the value of x is 14, the value of y will be
6
Translation
a transformation that moves a shape or object from one position to another on a plane without changing its size, shape, or orientation, essentially a "slide"
There were 90 kites in a shop, and the shopkeeper was left with only 5 kites. How many kites does the shopkeeper sell?
85
Which of the following is equal to x3−y3?
(x - y) (x^2 + xy + y^2)
Which of the following equation has y = 3 as a solution?
Distributive Property
allows you to multiply a number by each term inside a set of parentheses and then add or subtract the products
On dividing 426 by 4, we get the remainder as..?
2
What equation matches this situation? Maria had some pencils then bought 4 more. Now she has a total of 10 pencils.
P + 4 = 10
What is the first step to solve this equation: 2x=18
Divide by 2 on both sides.
Reflection
a geometric transformation that flips a shape or figure across a line, creating a mirror image, known as the line of reflection, without changing its size or shape
Simplify the expression: 15 + 10 ÷ 5 = ?
17
What is the value of x in the equation 5x=40?
8
What is the value of x in the equation: 5x=40?
8
Prime
a natural number greater than 1 that is not a product of two smaller natural numbers.
How much time does it take for a cyclist to travel a distance of 45 miles at a speed of 15 mph?
3 hours
Solve 9k = −27
-3
Identify the equation, where the value of z=7
4z = 28