The sum of 5 and 12 is 7 if and only if .
A. 12 is divisible by 5
B. 12 is greater than 5
C. 5 is even
D. the difference of 12 and 5 is -7
NEED ASAP

Match the term on the left with its image or description on the right. match term definition diameter a) circle a and a line segment connecting points b and c which are on the circle. circumference b) circle a and a line segment connecting points b and c which are on the circle. radius c) a piece of the circumference of a circle secant d) two circles that share the same center. concentric circles e) the distance around a circle arc f) a segment between two points on a circle that passes through its center

What is [tex] {7}^{98 + \sqrt{4} } - 3 \times (64 \div 2 + 4 - 36) \times a = a + 36[/tex]?

If square root x = -7, then x= -49 true or false