You can solve real-world and mathematical problems with numerical and algebraic equations and inequalities. Algebra can be applied to the temperature in different places that both change, height of a growing child over time, the speed of a car that changes over time (mph), and the age of people that increases over year. Algebra is used in parts of our everyday life, we just don’t realize it.
4- 7x = 23- 5
4 - 7x = 18
-4 = -4
-7x = 14
/-7 = /-7
X = -2
3x = -6
Answer:
c=90(n)
Step-by-step explanation:
calories=90 calories times n servings
Answer:
<h2>
6</h2>
Step-by-step explanation:

Collect like terms

Calculate the sum

Move constant to RHS and change its sign

Calculate

Divide both sides of the equation by -5

Calculate

Hope this helps...
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