Twenty-five more than four times a number is equal to the difference between 109 and twice the number. Find the number.
2 answers:
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Answer:
a = - 10
Step-by-step explanation:
Given
= - 2
a is divided by 2. The inverse operation to division is multiplication, thus
Multiply both sides by 5 to clear the fraction
a = 5 × - 2 = - 10