Answer:
27(less than symbol) 5x+7
Step-by-step explanation:
5 times a number is 5x
increase means add
<span>m∠DEF= 1/2(the measure of the arc DEF
</span><span>m∠DEF= 1/2(232)
=116</span>
Answer:
Step-by-step explanation:
Answer:
1) 
2) 
Step-by-step explanation:
You can convert he mixed numbers to improper fractions:
1. Multiply the whole number part by the denominator of the fraction.
2. Add the product obtained to the numerator.
3. The denominator does not change.
Then:

Observe that, in each subtraction, the denominators are equal, then you can rewrite the denominator and subtract the numerators:

Divide 15 by 4. The quotient will be 3 and the remainder 3.
Then:

Multiply 10.5 and 23.5 to get 246.75. Divide that by 3 and you have your answer, 82.25.