Problemas
7. Pedro has 276 more hits than Ricky.Use substitution to solve the system of equations to find how many hits Pedro, p, and Ricky, r, have each recorded. p+r=2,666 p=r+276
Roztwór
Francisca
élite · Tutor durante 8 años
3.6
(235 Votos)
Respuesta
Pedro has 1471 hits and Ricky has 1195 hits.
Explicación
## Step 1We are given two equations:1.
2.
We can use the substitution method to solve this system of equations. This involves substituting the expression for
from the second equation into the first equation.## Step 2Substitute
into the first equation
. This gives us:### \((r + 276) + r = 2666\)## Step 3Combine like terms on the left side of the equation to get:###
## Step 4Subtract 276 from both sides of the equation to isolate the term with
:###
## Step 5Divide both sides by 2 to solve for
:###
## Step 6Substitute
into the second equation
to solve for
:###
## Step 7Calculate the value of
:###