X is the first number
Y is the second number
X+6 = 1/2Y
X+Y = 21
solving both equations will give you
X= 3 and Y =18
Answer: - 2 and 6
Step-by-step explanation:
Answer:
y²-25 in²
Step-by-step explanation:
Length: y+5 in
Width: y-5 in
Area=length × width
Area=(y+5)(y-5)=y²-25 in²
Answer:
C. 4(3x+2)
Step-by-step explanation:
Each side of a square is equal to each other, so the perimeter would be 4*(3x+2).
Answer:
M = 8 N = 10
Step-by-step explanation:
Multiplying exponents adds the exponent, meaning that inside of the brackets, it is a^4 * b^5. Multiply the exponents by two because you are squaring the entire equation. Therefore, m=8 and n=10