help me with this guys !! (a lot is points like 80) PLEASEEE HELP

1)what is the value of this expression? 4m + 2n, when m = 7 and n = -2

2) Use the formula: P=abc, to work out for P when a = 2, b= 3 , c =4

3)what is the correct option (expression) for this “multiply n by 9 then adds 5’’?

options

a: 9(n+5)
b: 9n + 5
c: 5n + 9
d: 5(n+9)

4)use the position -to-term rule to find the first four terms in the sequence. term = 3x position number + 3

5) amy thinks of. number n. what is the correct expression if she doubles ur and -‘s 7

6)

Respuesta :

Answer:

1) 24

2) 24

3) b. 9n +5

Step-by-step explanation:

1) substitute

4(7) + 2(-2)

solve

28 + -4

24

2) substitute

P = (2)(3)(4)

multiply

24

4) im not sure, my apologies

5) i'm not sure, i don't understand what's being asked, if you rephrase this, i can give you an answer

have a lovely day <3

Answer:

1) 24

2) P=24

3) B: 9n+5

4) 6, 9, 12, 15, 18, 21...

Step-by-step explanation:

1) 4(7) + 2(-2) = 24

2) P = (2)(3)(4) = 24

3) 9n+5

4) 3+3=6+3+3+3