Weegy: b
User: What is the expression for "the difference of 3 and 5 times a number"?
A. 3 - 5N
B. (3 - 5)N
C. 5 - 3N
Weegy: a
User: Evaluate 3(a + b + c)^2 for a = 2, b = 3, and c = 4.
A.54
B.243
C.729
Weegy: c
User: Evaluate N2 + 2N + 1 for N = 5.
A. 21
B. 36
C. 51
Weegy: b
User: Simplify 3 · 2x. What is the coefficient?
A. 2
B. 3
C. 6
D. x
Weegy: c
User: If x is 6, then 7x = _____.
A.13
B.42
C.42x
D.76
Weegy: b
User: Find the value of 4 + (27 - 12·2) ÷ 2.
A. 3.5
B. 5.5
C. 19
Weegy: a
User: Evaluate A^2 for A = 2.3.
A. 4.9
B. 5.29
C. 5.92
Weegy: c
(More) 8
N^2 + 2N + 1 for N = 5
5^2 + 2(5) + 1
= 25 + 10 + 1;
= 36
Added 7/31/2014 8:31:12 PM
This answer has been confirmed as correct and helpful.
8
3 * 2x = 6x
The coefficient is: 6
Added 7/31/2014 8:36:34 PM
This answer has been confirmed as correct and helpful.
8
If x is 6, then 7x = 42
7(6) = 42
Added 7/31/2014 8:39:08 PM
This answer has been confirmed as correct and helpful.
8
4 + (27 - 12 * 2) ÷ 2
= 4 + (27 - 24) ÷ 2;
= 4 + 3 ÷ 2;
= 4 + 1.5;
= 5.5
Added 7/31/2014 8:41:00 PM
This answer has been confirmed as correct and helpful.
8
A^2 for A = 2.3;
2.3^2
= 2.3 * 2.3
= 5.29
Added 7/31/2014 8:41:41 PM
This answer has been confirmed as correct and helpful.