Answer:

Step-by-step explanation:
Hi there!

To get rid of the fraction
, multiply both sides of the equation by 3 (the denominator):

To get rid of the fraction
, multiply both sides of the equation by 5 (the denominator):

I hope this helps!
Answer:
Step-by-step explanation:
The sine of an angle is equal to the cosine of its complement, and vice versa.
sin ∠QOP = cos ∠ROQ
cos ∠ROQ = sin ∠QOP
Answer:
n+7
Step-by-step explanation:
When we have any unknown quantity, we can call it mostly x,y,z
so, here
Let take an unknown number = n
then
we need to do here " sum of a number and 7 in algebraic form"
so, it becomes
n + 7 (Answer)
To evaluate this function, we use the calculator. We change the setting to radian first because we are using pi and thensimply input the cosine of 7 pi over 8. Then we square the answer. <span>We expect this number to be less than 1. </span>The function value is 0.8536.
Answer:
3 packages of hamburger and 5 packages of bun.
Step-by-step explanation:
3x20=60
5x12=60