<h3>7 students in one group </h3><h3>may it's helpful</h3>
I believe its 45 because a right angle equals 90 degrees and if you multiply 45 and 2, it'll give you a right angle(90 degrees)
Answer:

Step-by-step explanation:
product is the result of multiplication which means multiplication is involved with 2 and a number which can be substituted for x
5 is subtracted from all of that
7 is the answer of it all