taniafelix2001 taniafelix2001

03-04-2020
Mathematics

contestada

Alvin is 7 years older than Elga. The sum of their ages is 97. What is Elga's age?

Respuesta :

thistleBranch thistleBranch

03-04-2020

Elga's age = x

Alvin's age = x + 7

x + x + 7 = 97.

Simplify the left side of the equation

2x + 7 = 97.

Subtract 7 from each side

2x = 90.

Divide each side by 2

x = 45

Since x is equal to Elga's age, Elga is 45 years old

Answer Link

ZellaGarcia ZellaGarcia

13-02-2021

Answer:

The correct answer is 43 years old. I just got it wrong and it shows me the correct answer afterwards. Hope this helps! Have a great day :)

Step-by-step explanation:

Answer Link

Otras preguntas

seven times the sum of a number and 2 is equal to 9

Which dimensions can create more than one triangle? A. Three angles measuring 75°,45°, and 60°. B. 3 sides measuring 7, 10, 12? C. Three angles measuring 40,50,

if 2a^2 +3^1a - 5a^2= 9, then a-a^2=

Which of the following functions has the greatest y-intercept? f(x) x y −3 −27 −2 8 −1 −1 0 0 1 1 2 8 OR g(x) = 4 sin(4x) − 3 a) f(x) b) g(x) c) f(x) and g(x)

Harrison discovered two objects in space with the help of his telescope. He noted down the characteristics of the objects in the chart below. Objects Size Numbe

You accelerate your car from rest at a constant rate down a straight road, and reach 22.0 m/s in 117 s. the tires on your car have radius 0.320 m. assuming the

HELP i need this done

NEED ANSWERS HELP PLEASE

como resolver y=1-2.5

find the simple interest for $5,000 at 5.3% for 16months rounded to nearest cent