x/2 + 5 = 10
<em><u>Subtract 5 from both sides.</u></em>
x/2 = 5
<em><u>Multiply both sides by 2.</u></em>
x = 10 (This is your answer.)
Answer:
first one is rational, second is also rational, third is rational, fourth is rational, and fifth is irrational.
Step-by-step explanation:
Rational numbers are numbers that can be expressed as a fraction or part of a whole number. (examples: -7, 2/3, 3.75) Irrational numbers are numbers that cannot be expressed as a fraction or ratio of two integers. The reason why
is an irrational number is bc it's not a perfect square while
equals to 7 and is a perfect square.
Answer:
19 - 8√3
Step-by-step explanation:
(-4 + √2)^2
= (-4)^2 + 2(-4)(√3) + √3)^2
= 16 - 8√3 + 3
= 19 - 8√3
You don’t have the picture up so nobody can answer this♀️
Answer:
153.9 ft²
Step-by-step explanation:
The area for a circle formula is πr².
Using the radius, we get:
π×7² =
49π ≈
153.938 ≈ (Using the π key)
153.9 ft²