Answer:
x=9, x=-9
Step-by-step explanation:
subtract 3 from both sides
x^2=81
then squareroot both sides (remember that there is a positive and negative solution!)
x=9, x=-9
Answer:
2(3.5g - 4.5h)
Step-by-step explanation:
factoring the expression (i think that what its called) i divided the expression into two and then put two on teh isde of the parenthesis to show that you multiply it again
Answer:
2 and 3
Step-by-step explanation:
9/4=2.25
Answer:
3x+5x+2x+4x
Step-by-step explanation:
let x= cost of 1 book
i’m pretty sure that’s it
Answer:
1) 160 2) 218.64
Step-by-step explanation:
v=lwh (length)×(width)×(height)÷3
1. 10× 6× 8= 480÷3
2. 10.6× 9.1× 6.8= 655.928 ÷ 3 =218.6426 (218.64)