Answer:
The answer is in the picture. I hope it is helpful.
Answer:
150
Step-by-step explanation:
100 + 50 = 150
5 C + 3 < 28 a - 4 C - 214
a>9c +31
------------
28. 4
C >28a-21
------
9
Answer:
The 7.14% of her income is the income tax .
Step-by-step explanation:
Formula

As given
A house painter has an annual income of $35,000 and paid $2,500 in income tax.
Here
Part value = $2500
Total value = $35000
Put in the formula



Therefore the 7.14% of her income is the income tax .
Using exponents x * x is written as 
<h3>What is exponents?</h3>
Exponents in mathematics is a term that refers to the powers in which a number is raised. Usually the number representing the exponents is usually written upwards in lower font to the left-hand side of the main number or value.
<h3>solving the problem</h3>
x . x is same as x multiplied by x
therefore x . x = x * x
since the x is two the product is written as
. where the two shows how many times x appeared.
Read more on exponents here: brainly.com/question/11975096
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