1. If four times a number plus 3 is 11, what is the number? A. 16 B. 5 C. 4 D. 2
Four times a number plus 3 is 11, 4x + 3 = 11 where x is the number 4x = 11 - 3 = 8 x = 8/4 = 2 The number is 2.
Question
Updated 1/20/2015 10:51:11 PM
Rating
3
Four times a number plus 3 is 11,
4x + 3 = 11 where x is the number
4x = 11 - 3 = 8
x = 8/4 = 2
The number is 2.
Confirmed by yumdrea [1/20/2015 11:05:26 PM]

Questions asked by the same visitor
20. Will bought 3 college textbooks. One cost \$32, one cost \$45, and one cost \$39. What is the average price of his books? Choose the statement that correctly calculates the average. A. 3 × \$32 + \$45 + \$39 B. \$32 ÷ 3 + \$45 ÷ 3 + \$39 C. (\$32 + \$45 + \$39) ÷ 3 D. \$32 + \$45 + \$39 ÷ 3
Question
Updated 1/20/2015 10:54:22 PM
Will bought 3 college textbooks. One cost \$32, one cost \$45, and one cost \$39. The average price of his books is: (\$32 + \$45 + \$39) ÷ 3
Confirmed by Andrew. [1/20/2015 11:11:39 PM]
3. If 3 times a number minus 2 equals 13, what is the number? A. 2 B. –6 C. 5 D. 4
Question
Updated 1/20/2015 10:49:08 PM
The expression for 3 times a number minus 2 equals 13 is 3x - 2 = 13 where x is the number, 3x = 13 + 2 = 15, x = 15/3 = 5
Confirmed by yumdrea [1/20/2015 11:06:11 PM]
5. Solve this equation: 4y + 228 = 352. A. y = 3 B. y = 145 C. y = 31 D. y = – 31
Question
Updated 1/20/2015 11:59:48 PM
4y + 228 = 352;

4y = 352 - 228;

4y = 124;

y = 124/4;

y = 31
Confirmed by Andrew. [1/21/2015 12:05:04 AM]
17. Simplify this expression: 13 + (–12) – (–5) = ? A. –30 B. 6 C. –6 D. 30
Question
Updated 1/20/2015 11:07:40 PM
13 + (–12) – (–5) = 13 - 12 + 5 = 1 + 5 = 6
Confirmed by yumdrea [1/20/2015 11:08:10 PM]
13 + (-12) - (-5) = 13 - 12 + 5 = 1 + 5 = 6
Confirmed by yumdrea [1/20/2015 11:08:52 PM]
16. Given the formula E = IR what is the formula for R? A. R = I ÷ E B. R = EI C. R = IE D. R = E ÷ I
Question
Updated 1/20/2015 11:07:56 PM
E = IR
R = E ÷ I
Confirmed by jeifunk [1/20/2015 11:28:08 PM]
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