<span>In the question of whether "3/47 is a rational number" - the answer is "yes". The definition for a rational number used in mathematics is that it can be expressed as a fraction in which both the nominator and the denominator are natural numbers , and this is the case here- both 3 and 47 are natural numbers, so 3/47 is a rational number. </span>
Answer:
d
Step-by-step explanation:
24+6 is 30 but 6(4+2) is 66, so they both are not equivalent
Answer:
13.9
Step-by-step explanation:
d = √[(-3-9)²+(9-2)²]
= √[144+49]
= √194
= 13.9
<span>The first number = x
The </span>second number = 2x-3
x + 2x-3 = 36
3x = 36+3
3x = 39
x = 39/3
x = 13
The first number = x = 13
The second number = 2x-3 = 2*13 - 3 = 26 - 3 = 23
Answer:
variable, In algebra, a symbol (usually a letter) standing in for an unknown numerical value in an equation. Commonly used variables include x and y (real-number unknowns), z (complex-number unknowns), t (time), r (radius), and s (arc length).
