Multi-Step Equations
Solving Equations
4x + 3 = 7
x = 1
Solving Equations
5n - 2 = 8n - 14
n = 4
Solve for r
|3 - 2r| = 7
r = -2, 5
or {-2, 5}
What are the name of 2 congruent angles that are formed by intersecting lines?
Vertical Angles
What day is tomorrow?
Elections Day or Math Test Day
Solving Equations
4(6 + 5x) = 124
x = 5
Solving Equations
-4(-8p + 1) = -4 - 8p
p = 0
Solve for x
10x + 27 = 2(5x + 99)
No Solution
What is the formula used to find the sum of interior angles of a polygon?
S = (n-2)180
What is the full name of our new principal and spelling counts?
Mr. Aaron Eyler
Solving Equations
-108 = -8(x + 6) - 4
x = 7
Solving Equations
6(6n - 2) = 8n - 40
n = -1
Solve for x
7x – 33 + 75 = 6(x + 7) + x
Infinitely Many Solutions (IMS)
or
All Real Numbers
GEOMETRY An irregular heptagon has angles that measure x°, x°, 2x°, 2x°, 3x°, 3x°, and 4x°. What is the value of x?
x = 56.25
Solve for the variable r.
d =rt
r=d/t
Solving Equations
172 = 5(4a + 6) + 2
a=7
Solving Equations
5x + 5 + 4x = 4 - 3x + 6
x= 5/12 or x= 0.41667
Solve for x
13x + 10 – 4x = 4(x – 26 ) + 5x
No Solution
CONSTRUCTION: A door frame is 80 inches tall and 36 inches wide. What is the length of a diagonal of the door frame? Round to the nearest tenth of an inch.
87.7 inches
Define corresponding angles.
Matching angles. Angles which occupy the same relative position at each intersection where a straight line crosses two others. If the two lines are parallel, the corresponding angles are equal.
Solving Equations
-93 = 7(-3k - 8) + 5
k = 2
Solving Equations
-5(8n - 4) - n = - 16 - 5n
n = 1
Solve for x
15 (x + 9) = 24x + 9 – (9x – 126)
Infinitely Many Solutions (IMS)
or
All Real Numbers
CONSTRUCTION: A 20-foot ladder leaning against a wall is used to reach a window that is 17 feet above the ground. How far from the wall is the bottom of the ladder? Round to the nearest tenth of a foot.
10.5 feet
Solve for x
|5x-10| - 2 = 13
x = -1, 5
or
{-1, 5}