Answer:
Step-by-step explanation:
(x - 5)(x-4)
= x(x) - 4(x) - 5(x) - 4(-5)
= x^2 - 4x - 5x + 20
= x^2 - 9x + 20
Answer:
a because a variable cannot be a variable
Answer:
3 7/50
Step-by-step explanation:
so you need them to become common denominators
a common multiple they both have would be is 77
6/7 becomes 66/77 and 3/11 becomes 21/77
now we divide
keep the 66/77 as is and flip 21/77 (keep, change, flip)
so now our equation looks like this: 66/77 x 77/21
and your answer is 3.14
but as a fraction it is 157/50 and to simplified it would be 3 7/50 (mixed fraction)
Answer:
The base of the triangle is 6cm.
Step-by-step explanation:
The find the base of a triangle, use this formula.
Formula : 1/2 x b x h
<em>If you would like some more explanation, see the attached image.</em>
1st. is definitely 150.
2nd. is a i think
3rd. is 100
