$5x + 2y = - 11 - - - (a) \\ 3x + 2y = - 9 - - - (b) \\ (a) - (b) : \\ 2x + 0y = - 2 \\ x = - 1 \\ (3 \times - 1) + 2y = - 9 \\ - 3 + 2y = - 9 \\ 2y = - 6 \\ y = - 3 \\ { \boxed{x = - 1}} \\ { \boxed{y = - 3}}$

8 0

3 years ago

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A bedroom is in the shape of a square. The length of the room is 6p7q. What is the area of the bedroom in terms of p and q?

nignag [31]

Answer:

(6p7q)²

Step-by-step explanation:

you have to square the length to find the area of a square

3 0

3 years ago

Please answer!! thank you!

mestny [16]

Answer:

8x10⁷

Step-by-step explanation:

(5x1.6)x(10⁵x10²)
multipy
8x10⁵⁺²
calculate
8x10⁷

3 0

3 years ago