Answer:
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The number of visits Liam can make to earn his first free movie ticket is: 8.4.
<h3>
Number of visits Liam can make</h3>
Let x represent the number of visits
Formula
55+12.5×x=160
Re-arrange
12.5x=160-55
12.5x=105
Divide both side by 12.5x
x=105/12.5
x=8.4 visits
Therefore the number of visits Liam can make to earn his first free movie ticket is: 8.4.
Learn more about Number of visits Liam can make here:brainly.com/question/18350673
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Answer:
angle = 67°
Step-by-step explanation:
let
a = angle in degrees
(90-a) = complement
given
a = 2(90-a)+21
Solve for a
a = 180 - 2a + 21
3a = 201
a = 67°
Answer:
x ≤ 7 => +
x ≤ 8 => - + ≥ -
x ≤ -5 => - -
x ≤ -6 => + 105 ≤ 96
Step-by-step explanation:
- + ≥ -
+ ≥ / *10
2 + 6 ≥ x
8 ≥ x
- - / *6
- 100x - 11 ≥ 489
-500 ≥ 100x
-5 ≥ x
+ 105 ≤ 96
≤ 96 - 105 / *
x ≤ -6
+ /*18
-13x + 10 ≥ - 81
-13x ≥ -91 /:-13
x ≥ 7
Answer:
x = 30
Step-by-step explanation:
Supplementary angles sum to 180° , then
2x + 10 + 3x + 20 = 180 , that is
5x + 30 = 180 ( subtract 30 from both sides )
5x = 150 ( divide both sides by 5 )
x = 30