First, simplify the expression Here you have three terms with
group them in the following way:
Then substitute s=-3 and t=5:
Answer: 19.
Ana's statistics skills have been improving during her senior year at Fletcher High School. On her first end-of-the-week assessm
1 answer:
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Writing some equations out might help!
1) You know that a is 4/5 of b. This can be written as:
.
To find what b is equal to, multiply both sides by 5/4:
.
A is 5/4 B.
2) You know that a is 1/5 smaller than b. This can be written as:
.
To find b, just add 1/5 to both sides:
.
B is 1/5 bigger than a.
1) You know that a is 4/5 of b. This can be written as:
To find what b is equal to, multiply both sides by 5/4:
A is 5/4 B.
2) You know that a is 1/5 smaller than b. This can be written as:
To find b, just add 1/5 to both sides:
B is 1/5 bigger than a.