# How do you solve these for s and t using the following equations?: #3s-5t=-30# and #7s+11t=32#

##### 1 Answer

Oct 21, 2015

#### Answer:

#### Explanation:

You first need to find the equation in terms of either

So

=

=

=

Now equate the 2 terms of

=

=

=

=

=

=

=

Now swap the value of t in an original equation,

Therefore,