Area of rectangle =wxl
A=(3x+5)(x-3)
A=3x^2+5x-15-9x
A=3x^2-4x-15
Answer:
1. 13+10i
2. 28-(-4i)
3. -14-1i
4. 4 -i
5. 15+ 10i
6.8 - 5i^2
Step-by-step explanation:
Answer:
7c+18
Step-by-step explanation:
FIRST
take out the parentheses so it will be
( 1/3*9c)+12+4c+6
3c+12+4c+6
Combine like terms
Answer:
x = 24
Step-by-step explanation:
y₂ - y₁
42 - 21 = 21
x + 21
3 + 21 = 24
So when y increases by 21, so does x.
x = 24
Answer:
10=25
Step-by-step explanation:
40=100
4=10
2=5