Firstly you would do 30 - 10 = 20, so their ages combined is 20, Laura has to be 15, and Luci has to be 5.
Second, 4 years ago, Peter was 15 and Sylvia was 5, and also in 5 years Sylvia will be 14 and Peter will be 24.
Hope this helps.
Let's simplify step-by-step.<span><span><span>a+7b</span>−<span>10ab</span></span>+a</span><span>=<span><span><span><span>a+7b</span>+</span>−<span>10ab</span></span>+a</span></span>Combine Like Terms:<span>=<span><span><span>a+7b</span>+<span>−<span>10ab</span></span></span>+a</span></span><span>=<span><span><span>(<span>−<span>10ab</span></span>)</span>+<span>(a+a)</span></span>+<span>(7b)</span></span></span><span>=<span><span><span>−<span>10ab</span></span>+2a</span>+7b</span></span>Answer:<span>=<span><span><span>−<span>10ab</span></span>+2a</span>+7b</span></span>
Answer:
false
Step-by-step explanation:
this is showing 2/-3
Answer:B. is your
Step-by-step explanation: make sure you thank me and rate this with 5 stars please I'm begging you
