Given: 8x-3y = -21, 3x+y = -10; Prove: x = -3 Give the statement and reason using the properties of equality.

77

step-by-step explanation:

160

step-by-step explanation:

idk

i hope i

answer: first option i.e. 'a' is correct.

step-by-step explanation:

since we have given that

number of minutes to wrap a small gift box = 4 minutes

we need to find the number of gifts to be wrapped in 5 minutes

since there is a direct variation, as the number of minutes will increase with   number of gifts to be wrapped.

so, let the number of gifts to be wrapped in 5 minutes be x.

so, it becomes,

hence, first option 'a'   is correct.

parallelogram is the   answer