uhhhdexter1
uhhhdexter1
23-04-2018
Mathematics
contestada
Need help figuring out how to do this
Respuesta :
Аноним
Аноним
23-04-2018
[tex] \dfrac{21}{14} = \dfrac{x}{20} [/tex]
Cross-Multiply:
[tex]14x = 21 \times 20[/tex]
Simplify:
[tex]14x = 420[/tex]
Divide both sides by 14:
[tex]x = 30[/tex]
Answer: x = 30
Answer Link
VER TODAS LAS RESPUESTAS ( 68+ )
Otras preguntas
An 8-year-old child who scored like an average 10-year-old on an intelligence test would have a mental age of ________ and an iq of ________.
Solve x2 + 9x + 9 = 0. quantity of negative 9 plus or minus 3 square root of 5 all over 2 quantity of 9 plus or minus 3 square root of 5 all over 2 quantity
Molecules of food have a form of potential energy called __________. molecules of food have a form of potential energy called __________. chemical energy atp en
What is the slope of a line perpendicular to line b? A. -5/2 B.-5/3 C.-2/5 D. -1
a,b,c are positive integers. a:b = 3:8 b:c = 6:11 work out the smallest possible value of a+b+c
Which of the following best describes the political scene for the election of 1860? a. Bell and Breckinridge battled for southern votes b. Abraham Lincoln was a
If you react 5.6 moles of pbs(s) in the air, how much o2 (in grams) would be needed for a complete reaction?
The movement of water across a selectively permeable membrane from an area of lower solute concentration to an area of higher solute concentration is referred t
Let f(x) = x2 − 2x + 2 and g(x) = x − 3. Find f(x) ⋅ g(x). x3 − 6x2 + 12x − 6 x3 − 5x2 + 8x − 6 x3 − 3x2 + 6x − 6 x3 − 2x2 + 5x − 6
the volume of 0.05 M H2SO4 is needed to completely neutralise 15ml of 0.1 M NaOH solution is
