Answer:
A expression
B Formula.
C. Identity
D. Equation.
Step-by-step explanation:
B is the formula for the perimeter of a rectangle.
C is an identity because we can fit any value to the variable.
D is an equation .
D. is an equation because only one value of x (3) fits.
Answer:
-3 x matches with 6,
3 < x matches with 5,
x 3 could not simplify any further
x < 3 could not simplify any further
x -3 could not simplify any further
-3 > x matches with 3
Step-by-step explanation:
i used a inequality calculator
Answer:
30°
Step-by-step explanation:
Since a straight line is 180°, you have to subtract 180 by 150. This will give you 30
Answer:
<h3>Encik Arif's mass is 63kg</h3>
Step-by-step explanation:
Let Encik Arif's mass be x
the ratio of Encik Arif's mass to his son's mass is 3:2
That's
<h3>
</h3>
The son's mass is 42, so the ratio of Encik Arif's mass to his son's is
x : 42
That's
<h3>
</h3>
Now equate the two fractions
That's
<h3>
</h3>
Cross multiply
3(42) = 2x
126 = 2x
Divide both sides by 2
We have the final answer as
<h3>x = 63</h3>
Hope this helps you
Find 10% by moving the decimal point one place to the left, so 10% of 18.75 would be 1.875 then half of that would be 5%
15% would be about 1.88 + 0.94 = 2.82
The tip was really a little over 15% so you can say it is reasonable.