Answer:
3*(7 + 2) = 3*7 + 3*2
Option 3
Step-by-step explanation:
Distributive property of multiplication over addition:
a*(b+ c) = (a*b ) + (a * c)
Answer:
(-1,-2)
Step-by-step explanation:
Let's bring back to memory vertex formula for parabolas.
Where (h,k) is the vertex.
In 
The vertex is (-1,-2)
Answer:
√15/3
Step-by-step explanation:
x² - y² =√5
(x +y)*(x -y) = √5
(x +y) * √3 = √5
x+y = √5 / √3
x +y = √5*√3 / √3*√3
x +y = √15/3
Answer:
25 hours on his week job and 15 hours on his weekend job
Steps
20 times 25 is 500 for pay
18 times 15 is 270 for pay
Just add them
500 plus 270 equals 770 for pay
And 15 plus 25 is 40 total in hours
Answer:
13
Step-by-step explanation:
If ABC is equilaterteral then all the angles must be equal and 60°
8x - 44 = 60 add 44 to both sides
8x = 104 divide both sides by 8
x = 13
