ab + a + 4b+4 = a(b+1) + 4(b+1) = (b +1)(a + 4)
Answer:
The answer is nine-halves, the last option.
Answer:
| x + 4 | = -1 No solution
Step-by-step explanation:
3 | x + 4 | + 12 = 9
Subtract 12 from both sides: 3 | x + 4 | = -3
Divide both sides by 3: | x + 4 | = -1
Absolute value cannot be negative, so there is no solution.
Answer:
$16.2
Step-by-step explanation:
15 x .08 [wonder how i got .08? 8% = 0.8]
= 1.2
here's where most people mess up, they usually forget to add the tax to the original cost.
15 + 1.2=
$16.2
Answer:
k = 23
Step-by-step explanation:
