samanthamazariego1 samanthamazariego1
  • 26-03-2022
  • Mathematics
contestada

In 20 years Lillian will be three years older than twice her current age. Set up an equation that
can be used to solve for x, Lillian's current age.

Respuesta :

biffyboffboof
biffyboffboof biffyboffboof
  • 26-03-2022

Answer:

ok so x is her currect age y is her age in 20 years

2x+6=y

x+20=y

that means that both sides are equal

2x+6=x+20

-6

2x=x+14

-x

x=14

so her currect age is 14 and lets plug in

14+20=34

her currect age is 14 and her age in 20 years is 34

Hope This Helps!!!

Answer Link

Otras preguntas

The absolute value function can be defined using piecewise notation. A(x)=|x−2|+1 Find the following values: A(3)= A(0)= A(−2)=
Identify whether the figure has rotational symmetry select yes or no
pls help me find the area of a circle with radius of 7mm. let π=22/7
The complete combustion of propane, C3H8 in the presence of an excess amount of oxygen gas, results in the formation of carbon dioxide gas and water. If 220g of
|-2x +7| = 25 Find the values for x 12 and 8 12 and 8 6 and 18 6 and 18 -9 and 16 -9 and 16 - 7 and 12
can anyone help me out with this??
What is the scale factor of the dilation? 2/52/33/28/5​
You have a frame that holds three pictures. You pulled out your favorite five photos. How many sets of three are there? Make a list of all the possible combinat
The worldwide integration of government policies, cultures, social movements, and financial markets through trade and the exchange of ideas is known as
The volume of a rectangular pyramid is 220 units^3 3 . If the length of the rectangular base measures 6 units and the width of the rectangular base measures 1