Answer:
C.
4x – y = 7
Step-by-step explanation:
Write in standard form.
4
x
−
y
=
7
y
=
4
x
−
7
The standard form of a linear equation is
A
x
+
B
y
=
C
.
Rewrite the equation with the sides flipped.
4
x
−
7
=
y
Move all terms containing variables to the left side of the equation.
Tap for more steps...
4
x
−
y
−
7
=
0
Add
7
to both sides of the equation.
4
x
−
y
=
7
variable
A letter used to represent a number value in an expression or an equation.
equation
A mathematical statement that says two expressions have the same value; any number sentence with an
=
.
This is an exponential table
Answer:
2.28 miles
Step-by-step explanation:
1 foot = 0.00019miles
12000 feet = x miles
Cross multiply
x = 12000 x 0.00019
x = 2.28 miles
Answer:
x(1+x+x^2)
Step-by-step explanation: