Step-by-step explanation:
x^2 + 10x = -25
x^2 + 10x + 25 = 0
（x+5)^2=0
x=－5
Answer:
x=-1 hope this helpsss
Step-by-step explanation:
Answer:
not sure what type you mean but here are options
Step-by-step explanation:
30+4=34
thirty-four
Notice that 38 and 52 make a total of 90
sinA=cos(90-A)
sin38=cos52, therefore the answer is zero
