LIKE TERMS
What is the sum of the measures of all angles in a triangle?
180 degrees
Write 6.12 x 102 in standard notation
612
x - 9 = 2
x = 11
Combine like terms: k + 3n - 2n + 4k
5k + n
What type of adjacent angles have a sum of 180 degrees?
Supplementary Angles
Write 0.00852 in scientific notation
8.52 x 10-3
Solve for x. 10x-3x+5=26
x = 3
What is the equation for the Pythagorean Theorem?
a2 + b2 = c2
Combine like terms: 4(y + 9) - 3y
y + 36
Angles 1 and 2 are complementary angles. The measure of Angle 1 is 37 degrees. What is the measure of Angle 2?
53 degrees
Write 12,000,000 in scientific notation
1.2 x 107
Solve 4x + 6 = 2 (2x + 3)
It has infinite many solutions
Combine like terms and solve for x: x + 3x - 4 = 48
x = 13
If Angles 2 & 3 are vertical angles and the measure of Angle 2 is 135 degrees, what is the measure of Angle 3?
135 degrees
The population of Taiwan is 2.211325 x 107. Write this in standard notation.
22,113,250
Solve the equation:
3/4 (x - 6) = 12
x = 22
15 more than 2 times a number is 145. What is the number?
65
Solve this expression: 14a + 4b + 7
No solution
Can't be solved; not an equation, and already in simplest terms
If Angle Y is the right angle of right triangle XYZ, what must be true about the measures of Angle X and Angle Z?
Their sums must equal 90 degrees.
The mass of the earth is 5,980,000,000,000,000,000,000,000 kg. Write this in scientific notation.
5.98 x 1024
What equation represents the change (X) in the population of Memphis between 1960 (550,000) and 1990 (725,000)?
x = 725,000 - 550,000
What is the value of q that makes the equation true?
2 (q + 6) − 5q = 2q + 2
q = 2