I need help with these questions plz help
1 answer:
Answer:
1.A=bh/2
2A=bh
2A/b=h
answer check
2.f(x)=21-6x f(5)=21-6(5)
g(x)=2x/5-11 f(5)=21-30
21-6x=2x/5-11 f(5)=-9
21=32x/5-11 g(5)=2(5)/5-11
(5)32=32x/5(5) g(5)= 10/5-11
160=32x g(5)=2-11
5=x g(5)=-9
3. f(7)=3(7)-7
f(7)= 21-7
f(7)= 14
Step-by-step explanation:
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Answer:
Step-by-step explanation:
X = number of Yan's marbles. x-3 = number of Geraldo's marbles
annswer: x + (x - 3) = 21
hopes this helps :)
Answer:
The correct answer is 3/28
Step-by-step explanation:
Answer:
21. 4
Step-by-step explanation:
2*3=6
4*6=24
24/6=4
what is a three band stretches
#4.
4/12 =x/25
x times 12 is 12x
4 times 25 is 100
12x=100
divide 12 by 100 to get 8.3
