Answer:
x<5
Step-by-step explanation:
the greater sign will firstly be changed to = for better solving so we obtain
3+9x=4(x+7)by opening bracket
3+9x=4x+28
9x-4x=28-3
5x=25
divide all through by 5x
we obtain
x=5
the greater sign change here
which is x<5
Answer: 5ah+5bh
Step-by-step explanation:
all i did was foil! hope that helps!
Answer:
402.12
Step-by-step explanation:
V=πr2h= π·42·8≈402.12386
Answer:
ABC- Isoceles DEF- Scalene GHI- Equilateral
Step-by-step explanation:
I think for the first part you just pick shapes from your room that have the same equal/unequal sides as the triangle
Answer:
200
Step-by-step explanation:
20% of a book = 40 pages
100% of a book = x pages
20/100 = 40/x Cross multiply
20x = 100*40 Combine the right
20x = 4000 Divide by 20
20x/20 = 4000/20 Do the division
x = 200 Answer
