Fill in each blank so that the resulting statement is true. Consider the following system: { x + y − z = − 1 Equation 1 2 x − 2 y − 5 z = 7 Equation 2 4 x + y − 2 z = 7. Equation 3 We can eliminate x from Equations 1 and 2 by multiplying Equation 1 by _________ and adding equations. We can eliminate x from Equations 1 and 3 by multiplying Equation 1 by _______ and adding equations.
Fill in each blank so that the resulting statement is true. Consider the following system: { x + y − z = − 1 Equation 1 2 x − 2 y − 5 z = 7 Equation 2 4 x + y − 2 z = 7. Equation 3 We can eliminate x from Equations 1 and 2 by multiplying Equation 1 by _________ and adding equations. We can eliminate x from Equations 1 and 3 by multiplying Equation 1 by _______ and adding equations.
Fill in each blank so that the resulting statement is true.
Consider the following system:
{
x
+
y
−
z
=
−
1
Equation
1
2
x
−
2
y
−
5
z
=
7
Equation
2
4
x
+
y
−
2
z
=
7.
Equation
3
We can eliminate x from Equations 1 and 2 by multiplying Equation 1 by _________ and adding equations. We can eliminate x from Equations 1 and 3 by multiplying Equation 1 by _______ and adding equations.
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