2 answers:
Value of x is used to consider unknown value. The letter “x” is commonly used in algebra to indicate an unknown value. It is referred to as a “variable” or, in some cases, a “unknown.” In x + 2 = 7, x is a variable
Answer:
A triangle is 180 degrees and you have a 30 and 50 angle so the third angle should equal 100. so the answer should be 45 and here's why
Step-by-step explanation:
Subtract 10 from both sides
2x+10=100
2x+10-10=100-10
Simplify
Subtract the numbers
2x=90
Divide both sides by the same factor
2x=90
2x/2 = 90/2
Simplify
Cancel terms that are in both the numerator and denominator
Divide the numbers
x=45
Solution
45
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Answer:
Step-by-step explanation:
Multiply all of the numbers together: 5 x 2 x 8 = 10 x 8 = 80 ways
Multiply equation II by 2 and then add up the equations.
It's easy if you just break it into pieces...
