Answer: r+7
Whatever his age is now, we add 7 to it. So we simply add 7 to r getting r+7.
Example: Say he is 10 years old now
r = 10
r+7 = 10+7 = 17
meaning he will be 17 seven years from now
Let's say
is the measure of the first angle and
is measure of the supplement of
. We know that supplementary angles add up to 180°, so
. We also know that
. Therefore,
. It follows that
, therefore, the first angle is 174° and the second angle is 6°.
Answer:
Each Pizza will cost $12.55
Step-by-step explanation:
we first going to subtract the following
$47.60 - 5 - 4.95 = $37.65
$37.65 / 3 (the number of pizza ) = $12.55
Answer:
126
Step-by-step explanation: