What is the common difference of the arithmetic sequence -7,-4x,-x,2x,5x Help asap please

-7 — -4=-3

so the common diff.

-3.

Step-by-step explanation:

hopr helps

answer

a,b, and d

explanation

a reflection angle is more than

but less than;

an angle that measures

is a reflex angle.(true)

an angle that measures less than

is acute.(true)

provided we are considering angles greater or equal to zero.

an acute angle lies in the range.

an obtuse angle is less than 180° but more than 90°

an angle that measures 300° is obtuse (false)

an angle that measures 65° is an acute angle.(true)

answer

106 emergencies

step-by-step explanation: