Answer:
x = 0
Step-by-step explanation:
add 23 on both sides and you get x = 0
substitute and the equation still works
1 cm = 10 mm
Ben = 140 cm
Mike = 1090/10 = 109 cm
140 - 109 = 31
31 * 10 = 310
Ben is taller by 31 cm or 310 mm
Answer: The equation using one variable that can be used to find the total number of pounds of milk chocolate and caramels in the candy is 
x= Weight of candy in pounds
0.9x = Weight of milk chocolate.
Step-by-step explanation:
Given, Martin is making a candy that contains 90% milk chocolate and the rest caramels. The candy has 3 pounds of caramels.
Let x= Weight of candy in pounds
Then, 0.9x = Weight of milk chocolate.
Then, According to the question

So, Weight of milk chocolate. = 
Hence, the equation using one variable that can be used to find the total number of pounds of milk chocolate and caramels in the candy is 
Answer:
<h2>5x-18</h2>
Step-by-step explanation:
lets simplify!
(3x+5)+(2x-9)-14
combine like terms..
5x+ -4 - 14
subtract numbers without exponents
therefore, the answer is
5x-18
hope this helps:)
That graph seems to be complementary since both angles sum up to be 180 degrees.