Simplify 49. a. -14 b.14 c.24.5 d.7

D.) 7

math to reduce to a simpler form by cancellation of common factors, regrouping of terms in the same variable.

battle of saint-mihiel, (12–16 september 1918), allied victory and the first u.s.-led offensive in world war i. the allied attack against the saint-mihiel salient provided the americans with an opportunity to use their forces on the western front en masse.

explanation:

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