X = 19
Because it’s an isosceles triangle, those two sides have to equal to each other so
2x+ 7 = 45
Subtract 7 from both sides
2x = 38
Divide by 2
X = 19
Their GCF is 6 and the sum is 66
Step-by-step explanation:
Work seriously and you will be eable to answer
Answer:
The first one is x axis
the second one is the axis
third one doesn't seem to be a reflection