Answer:
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Step-by-step explanation:
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B is the midpoint which means both sides are equal to each other:
5x = 3x + 4
Subtract 3x from both sides
2x = 4
Divide both sides by 2
X = 2
First simplify the equation and next multiply the 20 with the x^2 and find a number that adds together to give you the middle
Answer c
Step-by-step explanation:
they have to be equivalent
Answer:
A variable is a quantity that may change within the context of a mathematical problem or experiment. ... The letters x, y, and z are common generic symbols used for variables. Sometimes, we will choose a letter that reminds us of the quantity it represents, such as t for time, v for voltage, or b for bacteria.
Step-by-step explanation:
thats true❤️
