Answer:
A right angle.
Step-by-step explanation:
65+25 =90
25+65= 90°
Answer:∠ABC is a vertical angle. Because, vertical angles are 90°
NOT a fraction.
(x²-10x+30)/(x-5)
= (x²-10x+30)/(x-5)
I hope that's help !
Answer:
15,000
Step-by-step explanation:
30,000 ÷ 50% = 15,000
4x - 12 = 8x + 24
Answer: -9
Step-by-step explanation:
To solve the equation, isolate the variable, then use basic arithmetic.
Subtract 4x on both sides to obtain the equation:
-12 = 4x + 24
Subtract 24 on both sides to isolate 4x, and obtain the equation:
-36 = 4x
Finally, divide both sides by 4 to obtain the following:
-9 = x
To solve the equation 4x - 12 = 8x + 24, shift all terms with x to one side and constants to the other, then isolate the x. The solution of the given equation is x = -9.
The goal here is to find the value of x by solving the equation 4x - 12 = 8x + 24. This is a type of linear equation which can be rearranged to eventually isolate x on one side.
First, you want to bring all terms with x to one side of the equation and constants to the other. To do that, you can subtract 4x from both sides which will give: -12 = 4x + 24.
Then, subtracting 24 from both sides of the equation will give: -36 = 4x.
Finally, dividing by 4 on both sides will isolate x, so: x = -36 / 4 = -9. So, the solution of the equation is x = -9.
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To solve for [variable] in the equation [equation], apply inverse operations to isolate [variable]. For inequalities, follow the same steps, but note the direction of the inequality sign to find valid values.
To solve for a variable in an equation, one must follow a systematic process. First, identify the equation's form, whether linear, quadratic, or another type. Then, apply appropriate operations to isolate the variable. For example, in linear equations, perform addition, subtraction, multiplication, or division to isolate the variable on one side of the equation. For quadratic equations, use factoring, completing the square, or the quadratic formula.
When dealing with inequalities, the same principles apply, but one must also consider the direction of the inequality sign (>, <, ≥, ≤). When multiplying or dividing by a negative number, the inequality sign must be reversed.
In both cases, it's crucial to perform the same operation on both sides of the equation or inequality to maintain balance and equivalence. Lastly, check the solution by substituting it back into the original equation or inequality to ensure its validity.
This systematic approach ensures that we can accurately solve for variables in equations and find the values that satisfy inequalities while maintaining mathematical integrity.
For more such questions on equation
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Complete question below:
"How do you solve for [variable] in the equation [equation]?""What are the steps to find the values of [variable] that satisfy the inequality [inequality]?"