1.for x it's 2x+5y=-1 you just do -5y on each side so you get 2x=-5y-1 then you divide it by 2 and it's x=-5/2-1/2
Answer:
8P3 = 336
9C4 = 126
Step-by-step explanation:
8P3 = 8! ÷ 5! = 8x7x6 = 336
9C4 = 9! ÷ (5!·4!) = (9x8x7x6) ÷ (4x3x2) = 126
Answer:
B
Step-by-step explanation:
Subtract 5x from each side. Then you have
y = 6 - 5x .
Answer:
The length of the hypotenuse of a right triangle can be found using the Pythagorean theorem or a^2+b^2=c^2.
(24)^2+(42)^2=2340
Step-by-step explanation:
Are the 24 and 42 squared already or no just let me know if they are squared then I'll change my answer okay