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Ali B.

Engineer w/ strong math and writing skills

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Pre-Calculus

TutorMe

Question:

Solve the inequality. -2 < 3x + 1 < 13

Ali B.

Answer:

Step 1: Subtract 1 from each term. -2-1 < 3x+1-1 < 13-1 -3 < 3x < 12 Step 2: Divide each term by 3. -3/3 < 3x/3 < 12/3 -1 < x < 4 The solution is given by (-1, 4).

Pre-Algebra

TutorMe

Question:

Simplify the expression. 2(x+4)=

Ali B.

Answer:

Use the distributive property to remove parentheses by mutiplying 2 by each term inside the parenthesis. 2*x+2*4= 2x+8

Algebra

TutorMe

Question:

Solve for x. 3x+2=14

Ali B.

Answer:

Step 1: Subtract 2 from both sides. 3x+2-2=14-2 3x=12 Step 2: Divide both sides by 3. 3x/3=12/3 x=4

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