Questions 1 - 40 points A system of equations is a combination of
more equations.
or
two
What methods can we use to solve systems of
equations?
Graphing
Substitution
Elimination
All of the Above
The
to a system of equations is the
point where the two equations intersect.
solution

Questions 1 - 40 points

A system of equations is a combination of
more equations.
or
two
What met

Solved

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Ответ:

jaimon1016

20.07.2021

Mathematics

140 mile

Step-by-step explanation:

$d_{1} +d_{2} =220\\2(2x-10+x)=220\\x=40\\d_{1}=2*(2*40-10)=140mile$

While x is the speed of the second train.

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Questions 1 - 40 points A system of equations is a combination of more equations. or two What methods can we use to solve systems of equations? Graphing Substitution Elimination All of the Above The to a system of equations is the point where the two equations intersect. solution