Answer:
Subtraction Property of Equality
Step-by-step explanation:
Given
Required
State which property is used
The word that describes the operation is; subtraction property of equality.
This property states that:
if then
So, for the given equation:
When the subtraction property of equality is applied
So:
<em>(a) Subtraction Property of Equality </em>is correct
Divide 3 by 6 and then multiply -2/3 by 3/1
1/2x - 2
To make 5 dinner rolls, 1/2 cup of flour is used. How much is needed to make one dinner roll?
0.5 ÷ 5 = 0.1 ( for one dinner roll)
How many cups of flour are needed to make 3 dozen rolls?
3 × 12 = 36
0.1 × 36 = 3.6 (for 3 dozen rolls)
-27 = 3x/10
Times 10 for both sides
-270 = 3x
x = -270/3
x = -90
#1. Let x be the number of hours spent dog walking, then the amount of money earned dog working is 12x.
#2. Let y be the number of hours spent washing cars, then the amount of money earned washing cars is 18y.
#3.