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3 years ago

Solve 12^2+5x-4 =12^2x+6

Mathematics

1 answer:

torisob [31]3 years ago

7 0

answer I got was x=6/139 or x=-0.0431655

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Simplify the expression 4(6x)

xxMikexx [17]

All you have to do is multiply 4 × 6 to get your answer. So, 4 × 6 = 24, and considering we can't leave the variable out, we have to put it with our answer. Our answer is then 24x. Hint: Parentheses mean multiplication.

5 0

3 years ago

Read 2 more answers

hi i'm really struggling with this and its due later today! If someone could show the work of how to do it and the answer that w

GuDViN [60]

Answer:

$\frac{-5 \pm \sqrt{13} }{6}$

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction

Left to Right

Step-by-step explanation:

Step 1: Define

$\frac{-5 \pm \sqrt{5^2-4(3)(1)} }{2(3)}$

Step 2: Evaluate

Evaluate Exponents: $\frac{-5 \pm \sqrt{25-4(3)(1)} }{2(3)}$
Evaluate Multiplication: $\frac{-5 \pm \sqrt{25-12} }{6}$
Evaluate Subtraction: $\frac{-5 \pm \sqrt{13} }{6}$

8 0

2 years ago

Round decimal to the nearest one . Then add 7.91+21.9=

Arte-miy333 [17]

7.91 = 8 21.9 = 22

8 + 22 = 30

7 0

2 years ago

Read 2 more answers

Sarah starts with $375 in her savings account. After getting a part-time job, she deposits $90 every week. Write an equation sho

Valentin [98]

Answer:

y = 375 + 90x is the equation

4 0

2 years ago

Use a two-column proof to prove the Triangle Proportionality Theorem:

photoshop1234 [79]

Answer:

Step-by-step explanation:

From the picture attached,

Statements Reasons

1). In ΔABC, DE intersects AB and AC 1). Given

2). DE║BC 2). Given

3). ∠ADE ≅ ABC 3). Corresponding angles postulate

4). ∠AED ≅ ∠ACB 4). Corresponding angles postulate

5). ΔADE ~ ΔABC 5). AA similarity postulate

6). $\frac{AD}{AB}=\frac{AE}{AC}$ 6). Definition of two similar triangles

Hence proved.

4 0

2 years ago