Solve for x.

4−(2x+4)=5

a- x=3/2

b-x=−5/2

c-x=6

d-x=−10

For the rule of 78, for a 12-month period, the last term in the sequence is 12 and the series sums to 78. for an 10 month period, the last term is and the series sum is . for a 15 month period, the last term is and the series sum is . for a 20 month period, the last term is and the series sum is

(x-5)1/2+5=2 what is a possible solution?

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.