jarodhollins jarodhollins
  • 01-04-2022
  • Mathematics
contestada

Pamela is 6 years younger than Jiri. The sum of their ages is 78 . What is Jiri's age?

Respuesta :

saltedpasta
saltedpasta saltedpasta
  • 01-04-2022
Let’s make

P = Pamela
J = Jiri

J - 6 = P

P + J = 78

We can replace P with J - 6 because they are the same thing.

J - 6 + J = 78

2J - 6 = 78

2J = 84

J = 42

Jiri is 42 years old.



Answer Link

Otras preguntas

A crime suspect fled the scene when police officers entered the building. How far could he run in 10 minutes if he can run 5 miles per hour?
how to Express each decimal as a fraction or a mixed number in a simplest form ? I need help with -0.14
What is the molecular formula of a compound made of 25.9% N and 74.1% O? a. NO  b. NO₂ c. N₂O  d. N₂O₅ e. N₂O4₄ It would be great if you could add a few words
16x^2-24x+7=0 equation and/or inequalities
What is the GCF of 80x3 and 30yx2??? (The 3and2 are exponets)
Rectangular classroom seats 72 students. If the seats were rearragned with 3 more seats rows in each row, the classroom would have 2 fewer rows. Find the origin
what is a post hoc fallacy?
Find the original cost of a rocker selling for $159.95 at 20% off.
A box is lowered using a rope. If the acceleration of the box, is 2.5 m/s2 (downward) and the tension in the rope is 31 N, what is the mass of the box (in kg)?
how do you solve m/9 divided by mn squared / 3