1.
-3x-4>8
-3x>12
x<-4
2.
-y+4y+3(y-5)
3y+3y-15
6y-15
3.
3*45=135
135*1.08625=146.64375
round
$146.64
4. multily exponents
(-4x^6y)^3=(-4)^3(x^6)^3(y)^3=-64x^18y^3
5. 4+2+4=10
2/10time1/9=1/45
Answer:
8x + 4
Step-by-step explanation:
To get the area, multiply the length x width
2.6 x 2.8 = 7.28
Answer:
i dont understand
Step-by-step explanation:
An expression is defined as a set of numbers, variables, and mathematical operations. The second student is correct.
<h3>What is an Expression?</h3>
In mathematics, an expression is defined as a set of numbers, variables, and mathematical operations formed according to rules dependent on the context.
Given One student simplified x⁵ + x⁵ to x¹⁰. The second student simplified x⁵+x⁵ to 2x⁵. Since the simplification of (x⁵+x⁵) is equal to 2x⁵. Therefore, the second student is correct.
Learn more about Expression:
brainly.com/question/13947055
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