Y=-3x-2
subsitute -3x-2 for y
-7x+3(-3x-2)=10
distribute
a(b+c)=ab+ac
3(-3x-2)=-9x-6
-7x-9x-6=10
add like terms
-16x-6=10
add 6
-16x=16
multiply -1
16x=-16
divide 16
x=-1
subsitute
y=-3x-2
y=-3(-1)-2
y=3-2
y=1
x=-1
y=1
(x,y)
(-1,1)
20t +15t+90+25t-75=60t+15
60t+15/3=20t+5 as the average
☺☺☺☺
A = -3 B = 39 +6 mo para makuha mo -6 nmn para sa a 3-6 is -3
Answer:
the vertex is (-4,2)
Step-by-step explanation:
A=futurer amount
P=present amount
r=rate in decimal
n=number of times compounded per year
t=time in years
A=2500
r=0.05
n=2
t=2
divide both sides by [tex} 1.025^{4} [/tex]
2264.88=P
he should invest
$2264.88
