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I need help with these questions plz help
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I need help with these questions plz help

I need help with these questions plz help-example-1
User Jori
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1 Answer

13 votes
13 votes

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

Explanation:

User Sam Mullin
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